Home / 8,120,789.32-12,181,193.16-2,441,013.52

Finding the Fourth Proportional to 8,120,789.32, 12,181,193.16 and 2,441,013.52

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Solution

The fourth proportional to 8,120,789.32, 12,181,193.16 and 2,441,013.52 is: 3,661,523.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,120,789.32 : 12,181,193.16 = 2,441,013.52 : x
  2. Step 2: Convert to fraction form
    8,120,789.32/12,181,193.16 = 2,441,013.52/x
  3. Step 3: Cross multiply
    8,120,789.32x = 12,181,193.16 × 2,441,013.52
  4. Step 4: Simplify right side
    8,120,789.32x = 29,734,457,193,291.52
  5. Step 5: Solve for x
    x = 29,734,457,193,291.52/8,120,789.32
  6. Step 6: Final answer
    x = 3,661,523.04

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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.