Home / 22,781,721.17-31,438,858.55-12,327,737.59

Finding the Fourth Proportional to 22,781,721.17, 31,438,858.55 and 12,327,737.59

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Solution

The fourth proportional to 22,781,721.17, 31,438,858.55 and 12,327,737.59 is: 17,012,322.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,781,721.17 : 31,438,858.55 = 12,327,737.59 : x
  2. Step 2: Convert to fraction form
    22,781,721.17/31,438,858.55 = 12,327,737.59/x
  3. Step 3: Cross multiply
    22,781,721.17x = 31,438,858.55 × 12,327,737.59
  4. Step 4: Simplify right side
    22,781,721.17x = 387,569,998,193,292.12
  5. Step 5: Solve for x
    x = 387,569,998,193,292.12/22,781,721.17
  6. Step 6: Final answer
    x = 17,012,322.96

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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.