Home / 19,681,839.68-27,160,950.31-10,980,012.27

Finding the Fourth Proportional to 19,681,839.68, 27,160,950.31 and 10,980,012.27

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Solution

The fourth proportional to 19,681,839.68, 27,160,950.31 and 10,980,012.27 is: 15,152,423.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,681,839.68 : 27,160,950.31 = 10,980,012.27 : x
  2. Step 2: Convert to fraction form
    19,681,839.68/27,160,950.31 = 10,980,012.27/x
  3. Step 3: Cross multiply
    19,681,839.68x = 27,160,950.31 × 10,980,012.27
  4. Step 4: Simplify right side
    19,681,839.68x = 298,227,567,743,063.81
  5. Step 5: Solve for x
    x = 298,227,567,743,063.81/19,681,839.68
  6. Step 6: Final answer
    x = 15,152,423.38

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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.