Home / 67,508,926.52-93,160,393.26-39,631,188.44

Finding the Fourth Proportional to 67,508,926.52, 93,160,393.26 and 39,631,188.44

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Solution

The fourth proportional to 67,508,926.52, 93,160,393.26 and 39,631,188.44 is: 54,689,909.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,508,926.52 : 93,160,393.26 = 39,631,188.44 : x
  2. Step 2: Convert to fraction form
    67,508,926.52/93,160,393.26 = 39,631,188.44/x
  3. Step 3: Cross multiply
    67,508,926.52x = 93,160,393.26 × 39,631,188.44
  4. Step 4: Simplify right side
    67,508,926.52x = 3,692,057,100,431,566
  5. Step 5: Solve for x
    x = 3,692,057,100,431,566/67,508,926.52
  6. Step 6: Final answer
    x = 54,689,909.78

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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.