Home / 28,556,437.99-42,798,265.30-13,376,908.39

Finding the Fourth Proportional to 28,556,437.99, 42,798,265.30 and 13,376,908.39

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Solution

The fourth proportional to 28,556,437.99, 42,798,265.30 and 13,376,908.39 is: 20,048,315.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,556,437.99 : 42,798,265.30 = 13,376,908.39 : x
  2. Step 2: Convert to fraction form
    28,556,437.99/42,798,265.30 = 13,376,908.39/x
  3. Step 3: Cross multiply
    28,556,437.99x = 42,798,265.30 × 13,376,908.39
  4. Step 4: Simplify right side
    28,556,437.99x = 572,508,474,169,015.88
  5. Step 5: Solve for x
    x = 572,508,474,169,015.88/28,556,437.99
  6. Step 6: Final answer
    x = 20,048,315.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.