Home / 8,086,171.90-12,129,257.85-2,694,998.20

Finding the Fourth Proportional to 8,086,171.90, 12,129,257.85 and 2,694,998.20

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Solution

The fourth proportional to 8,086,171.90, 12,129,257.85 and 2,694,998.20 is: 4,042,497.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,086,171.90 : 12,129,257.85 = 2,694,998.20 : x
  2. Step 2: Convert to fraction form
    8,086,171.90/12,129,257.85 = 2,694,998.20/x
  3. Step 3: Cross multiply
    8,086,171.90x = 12,129,257.85 × 2,694,998.20
  4. Step 4: Simplify right side
    8,086,171.90x = 32,688,328,073,085.87
  5. Step 5: Solve for x
    x = 32,688,328,073,085.87/8,086,171.90
  6. Step 6: Final answer
    x = 4,042,497.30

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Similar ratio
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1.5x scale

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.