Home / 8,451,760.32-12,678,399.45-2,386,553.22

Finding the Fourth Proportional to 8,451,760.32, 12,678,399.45 and 2,386,553.22

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Solution

The fourth proportional to 8,451,760.32, 12,678,399.45 and 2,386,553.22 is: 3,580,044.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,451,760.32 : 12,678,399.45 = 2,386,553.22 : x
  2. Step 2: Convert to fraction form
    8,451,760.32/12,678,399.45 = 2,386,553.22/x
  3. Step 3: Cross multiply
    8,451,760.32x = 12,678,399.45 × 2,386,553.22
  4. Step 4: Simplify right side
    8,451,760.32x = 30,257,675,031,843.73
  5. Step 5: Solve for x
    x = 30,257,675,031,843.73/8,451,760.32
  6. Step 6: Final answer
    x = 3,580,044.14

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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.