Home / 49,654,237.56-68,521,773.28-28,747,151.76

Finding the Fourth Proportional to 49,654,237.56, 68,521,773.28 and 28,747,151.76

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Solution

The fourth proportional to 49,654,237.56, 68,521,773.28 and 28,747,151.76 is: 39,670,447.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,654,237.56 : 68,521,773.28 = 28,747,151.76 : x
  2. Step 2: Convert to fraction form
    49,654,237.56/68,521,773.28 = 28,747,151.76/x
  3. Step 3: Cross multiply
    49,654,237.56x = 68,521,773.28 × 28,747,151.76
  4. Step 4: Simplify right side
    49,654,237.56x = 1,969,805,815,344,473
  5. Step 5: Solve for x
    x = 1,969,805,815,344,473/49,654,237.56
  6. Step 6: Final answer
    x = 39,670,447.32

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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.