Home / 70,449,404.20-97,220,882.04-39,508,909.18

Finding the Fourth Proportional to 70,449,404.20, 97,220,882.04 and 39,508,909.18

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Solution

The fourth proportional to 70,449,404.20, 97,220,882.04 and 39,508,909.18 is: 54,522,689.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,449,404.20 : 97,220,882.04 = 39,508,909.18 : x
  2. Step 2: Convert to fraction form
    70,449,404.20/97,220,882.04 = 39,508,909.18/x
  3. Step 3: Cross multiply
    70,449,404.20x = 97,220,882.04 × 39,508,909.18
  4. Step 4: Simplify right side
    70,449,404.20x = 3,841,090,998,917,853.50
  5. Step 5: Solve for x
    x = 3,841,090,998,917,853.50/70,449,404.20
  6. Step 6: Final answer
    x = 54,522,689.62

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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.