Home / 16,722,209.10-25,101,976.05-15,625,793.10

Finding the Fourth Proportional to 16,722,209.10, 25,101,976.05 and 15,625,793.10

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Solution

The fourth proportional to 16,722,209.10, 25,101,976.05 and 15,625,793.10 is: 23,456,128.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,722,209.10 : 25,101,976.05 = 15,625,793.10 : x
  2. Step 2: Convert to fraction form
    16,722,209.10/25,101,976.05 = 15,625,793.10/x
  3. Step 3: Cross multiply
    16,722,209.10x = 25,101,976.05 × 15,625,793.10
  4. Step 4: Simplify right side
    16,722,209.10x = 392,238,284,158,455.25
  5. Step 5: Solve for x
    x = 392,238,284,158,455.25/16,722,209.10
  6. Step 6: Final answer
    x = 23,456,128.42

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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.