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Finding the Fourth Proportional to 41,446,476.80, 62,169,715.20 and 38,924,979.20

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Solution

The fourth proportional to 41,446,476.80, 62,169,715.20 and 38,924,979.20 is: 58,387,468.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,446,476.80 : 62,169,715.20 = 38,924,979.20 : x
  2. Step 2: Convert to fraction form
    41,446,476.80/62,169,715.20 = 38,924,979.20/x
  3. Step 3: Cross multiply
    41,446,476.80x = 62,169,715.20 × 38,924,979.20
  4. Step 4: Simplify right side
    41,446,476.80x = 2,419,954,871,029,924
  5. Step 5: Solve for x
    x = 2,419,954,871,029,924/41,446,476.80
  6. Step 6: Final answer
    x = 58,387,468.80

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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.