Home / 68,509,614.40-94,545,126.88-38,744,713.47

Finding the Fourth Proportional to 68,509,614.40, 94,545,126.88 and 38,744,713.47

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Solution

The fourth proportional to 68,509,614.40, 94,545,126.88 and 38,744,713.47 is: 53,468,755.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,509,614.40 : 94,545,126.88 = 38,744,713.47 : x
  2. Step 2: Convert to fraction form
    68,509,614.40/94,545,126.88 = 38,744,713.47/x
  3. Step 3: Cross multiply
    68,509,614.40x = 94,545,126.88 × 38,744,713.47
  4. Step 4: Simplify right side
    68,509,614.40x = 3,663,123,850,853,533
  5. Step 5: Solve for x
    x = 3,663,123,850,853,533/68,509,614.40
  6. Step 6: Final answer
    x = 53,468,755.93

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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.