Home / 22,855,897.52-31,542,046.80-12,542,992.16

Finding the Fourth Proportional to 22,855,897.52, 31,542,046.80 and 12,542,992.16

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Solution

The fourth proportional to 22,855,897.52, 31,542,046.80 and 12,542,992.16 is: 17,309,827.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,855,897.52 : 31,542,046.80 = 12,542,992.16 : x
  2. Step 2: Convert to fraction form
    22,855,897.52/31,542,046.80 = 12,542,992.16/x
  3. Step 3: Cross multiply
    22,855,897.52x = 31,542,046.80 × 12,542,992.16
  4. Step 4: Simplify right side
    22,855,897.52x = 395,631,645,722,753.12
  5. Step 5: Solve for x
    x = 395,631,645,722,753.12/22,855,897.52
  6. Step 6: Final answer
    x = 17,309,827.60

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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.