Home / 27,213,443,891.29-37,556,788,144.12-15,008,535,980.65

Finding the Fourth Proportional to 27,213,443,891.29, 37,556,788,144.12 and 15,008,535,980.65

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Solution

The fourth proportional to 27,213,443,891.29, 37,556,788,144.12 and 15,008,535,980.65 is: 20,713,012,598.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,213,443,891.29 : 37,556,788,144.12 = 15,008,535,980.65 : x
  2. Step 2: Convert to fraction form
    27,213,443,891.29/37,556,788,144.12 = 15,008,535,980.65/x
  3. Step 3: Cross multiply
    27,213,443,891.29x = 37,556,788,144.12 × 15,008,535,980.65
  4. Step 4: Simplify right side
    27,213,443,891.29x = 563,672,406,178,674,376,704
  5. Step 5: Solve for x
    x = 563,672,406,178,674,376,704/27,213,443,891.29
  6. Step 6: Final answer
    x = 20,713,012,598.86

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Half scale
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Double scale
Find fourth proportional to 27,213,443,892.29, 37,556,788,145.50 and 15,008,535,981.65
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.