Home / 16,162,957.78-22,305,403.68-9,193,456.24

Finding the Fourth Proportional to 16,162,957.78, 22,305,403.68 and 9,193,456.24

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Solution

The fourth proportional to 16,162,957.78, 22,305,403.68 and 9,193,456.24 is: 12,687,266.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,162,957.78 : 22,305,403.68 = 9,193,456.24 : x
  2. Step 2: Convert to fraction form
    16,162,957.78/22,305,403.68 = 9,193,456.24/x
  3. Step 3: Cross multiply
    16,162,957.78x = 22,305,403.68 × 9,193,456.24
  4. Step 4: Simplify right side
    16,162,957.78x = 205,063,752,647,614.97
  5. Step 5: Solve for x
    x = 205,063,752,647,614.97/16,162,957.78
  6. Step 6: Final answer
    x = 12,687,266.49

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1.5x scale

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.