Home / 87,434,593.80-131,046,914.70-36,290,286.60

Finding the Fourth Proportional to 87,434,593.80, 131,046,914.70 and 36,290,286.60

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Solution

The fourth proportional to 87,434,593.80, 131,046,914.70 and 36,290,286.60 is: 54,391,858.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,434,593.80 : 131,046,914.70 = 36,290,286.60 : x
  2. Step 2: Convert to fraction form
    87,434,593.80/131,046,914.70 = 36,290,286.60/x
  3. Step 3: Cross multiply
    87,434,593.80x = 131,046,914.70 × 36,290,286.60
  4. Step 4: Simplify right side
    87,434,593.80x = 4,755,730,092,508,753
  5. Step 5: Solve for x
    x = 4,755,730,092,508,753/87,434,593.80
  6. Step 6: Final answer
    x = 54,391,858.94

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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.