Home / 8,320,324.92-12,459,179.52-5,757,991.98

Finding the Fourth Proportional to 8,320,324.92, 12,459,179.52 and 5,757,991.98

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Solution

The fourth proportional to 8,320,324.92, 12,459,179.52 and 5,757,991.98 is: 8,622,242.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,320,324.92 : 12,459,179.52 = 5,757,991.98 : x
  2. Step 2: Convert to fraction form
    8,320,324.92/12,459,179.52 = 5,757,991.98/x
  3. Step 3: Cross multiply
    8,320,324.92x = 12,459,179.52 × 5,757,991.98
  4. Step 4: Simplify right side
    8,320,324.92x = 71,739,855,753,540.25
  5. Step 5: Solve for x
    x = 71,739,855,753,540.25/8,320,324.92
  6. Step 6: Final answer
    x = 8,622,242.09

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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.