Home / 12,253,753.08-18,380,620.98-5,514,293.88

Finding the Fourth Proportional to 12,253,753.08, 18,380,620.98 and 5,514,293.88

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Solution

The fourth proportional to 12,253,753.08, 18,380,620.98 and 5,514,293.88 is: 8,271,436.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,253,753.08 : 18,380,620.98 = 5,514,293.88 : x
  2. Step 2: Convert to fraction form
    12,253,753.08/18,380,620.98 = 5,514,293.88/x
  3. Step 3: Cross multiply
    12,253,753.08x = 18,380,620.98 × 5,514,293.88
  4. Step 4: Simplify right side
    12,253,753.08x = 101,356,145,780,613.61
  5. Step 5: Solve for x
    x = 101,356,145,780,613.61/12,253,753.08
  6. Step 6: Final answer
    x = 8,271,436.93

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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.