Home / 22,138,052.28-30,551,269.14-12,844,920.72

Finding the Fourth Proportional to 22,138,052.28, 30,551,269.14 and 12,844,920.72

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Solution

The fourth proportional to 22,138,052.28, 30,551,269.14 and 12,844,920.72 is: 17,726,429.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,138,052.28 : 30,551,269.14 = 12,844,920.72 : x
  2. Step 2: Convert to fraction form
    22,138,052.28/30,551,269.14 = 12,844,920.72/x
  3. Step 3: Cross multiply
    22,138,052.28x = 30,551,269.14 × 12,844,920.72
  4. Step 4: Simplify right side
    22,138,052.28x = 392,428,629,998,682.62
  5. Step 5: Solve for x
    x = 392,428,629,998,682.62/22,138,052.28
  6. Step 6: Final answer
    x = 17,726,429.82

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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.