Home / 67,186,092.60-100,617,713.28-38,344,789.53

Finding the Fourth Proportional to 67,186,092.60, 100,617,713.28 and 38,344,789.53

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Solution

The fourth proportional to 67,186,092.60, 100,617,713.28 and 38,344,789.53 is: 57,425,054.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,186,092.60 : 100,617,713.28 = 38,344,789.53 : x
  2. Step 2: Convert to fraction form
    67,186,092.60/100,617,713.28 = 38,344,789.53/x
  3. Step 3: Cross multiply
    67,186,092.60x = 100,617,713.28 × 38,344,789.53
  4. Step 4: Simplify right side
    67,186,092.60x = 3,858,165,038,711,486
  5. Step 5: Solve for x
    x = 3,858,165,038,711,486/67,186,092.60
  6. Step 6: Final answer
    x = 57,425,054.64

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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.