Home / 8,719,261.20-13,078,891.80-8,327,350.80

Finding the Fourth Proportional to 8,719,261.20, 13,078,891.80 and 8,327,350.80

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Solution

The fourth proportional to 8,719,261.20, 13,078,891.80 and 8,327,350.80 is: 12,491,026.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,719,261.20 : 13,078,891.80 = 8,327,350.80 : x
  2. Step 2: Convert to fraction form
    8,719,261.20/13,078,891.80 = 8,327,350.80/x
  3. Step 3: Cross multiply
    8,719,261.20x = 13,078,891.80 × 8,327,350.80
  4. Step 4: Simplify right side
    8,719,261.20x = 108,912,520,093,843.44
  5. Step 5: Solve for x
    x = 108,912,520,093,843.44/8,719,261.20
  6. Step 6: Final answer
    x = 12,491,026.20

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Similar ratio
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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.