Home / 16,508,286.92-22,781,116.62-9,165,740.60

Finding the Fourth Proportional to 16,508,286.92, 22,781,116.62 and 9,165,740.60

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Solution

The fourth proportional to 16,508,286.92, 22,781,116.62 and 9,165,740.60 is: 12,648,544.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,508,286.92 : 22,781,116.62 = 9,165,740.60 : x
  2. Step 2: Convert to fraction form
    16,508,286.92/22,781,116.62 = 9,165,740.60/x
  3. Step 3: Cross multiply
    16,508,286.92x = 22,781,116.62 × 9,165,740.60
  4. Step 4: Simplify right side
    16,508,286.92x = 208,805,805,517,268.78
  5. Step 5: Solve for x
    x = 208,805,805,517,268.78/16,508,286.92
  6. Step 6: Final answer
    x = 12,648,544.73

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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.