Home / 74,260,155.28-111,390,079.80-41,897,366.68

Finding the Fourth Proportional to 74,260,155.28, 111,390,079.80 and 41,897,366.68

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Solution

The fourth proportional to 74,260,155.28, 111,390,079.80 and 41,897,366.68 is: 62,845,963.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,260,155.28 : 111,390,079.80 = 41,897,366.68 : x
  2. Step 2: Convert to fraction form
    74,260,155.28/111,390,079.80 = 41,897,366.68/x
  3. Step 3: Cross multiply
    74,260,155.28x = 111,390,079.80 × 41,897,366.68
  4. Step 4: Simplify right side
    74,260,155.28x = 4,666,951,017,895,061
  5. Step 5: Solve for x
    x = 4,666,951,017,895,061/74,260,155.28
  6. Step 6: Final answer
    x = 62,845,963.63

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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.