Home / 87,607,055.76-131,413,636.08-30,098,909.04

Finding the Fourth Proportional to 87,607,055.76, 131,413,636.08 and 30,098,909.04

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Solution

The fourth proportional to 87,607,055.76, 131,413,636.08 and 30,098,909.04 is: 45,149,412.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,607,055.76 : 131,413,636.08 = 30,098,909.04 : x
  2. Step 2: Convert to fraction form
    87,607,055.76/131,413,636.08 = 30,098,909.04/x
  3. Step 3: Cross multiply
    87,607,055.76x = 131,413,636.08 × 30,098,909.04
  4. Step 4: Simplify right side
    87,607,055.76x = 3,955,407,078,987,582
  5. Step 5: Solve for x
    x = 3,955,407,078,987,582/87,607,055.76
  6. Step 6: Final answer
    x = 45,149,412.28

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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.