Home / 22,910,149.08-31,616,121.42-12,597,535.80

Finding the Fourth Proportional to 22,910,149.08, 31,616,121.42 and 12,597,535.80

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Solution

The fourth proportional to 22,910,149.08, 31,616,121.42 and 12,597,535.80 is: 17,384,663.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,910,149.08 : 31,616,121.42 = 12,597,535.80 : x
  2. Step 2: Convert to fraction form
    22,910,149.08/31,616,121.42 = 12,597,535.80/x
  3. Step 3: Cross multiply
    22,910,149.08x = 31,616,121.42 × 12,597,535.80
  4. Step 4: Simplify right side
    22,910,149.08x = 398,285,221,445,596.88
  5. Step 5: Solve for x
    x = 398,285,221,445,596.88/22,910,149.08
  6. Step 6: Final answer
    x = 17,384,663.02

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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.