Home / 16,920,046.60-25,380,069.90-8,957,422.60

Finding the Fourth Proportional to 16,920,046.60, 25,380,069.90 and 8,957,422.60

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Solution

The fourth proportional to 16,920,046.60, 25,380,069.90 and 8,957,422.60 is: 13,436,133.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,920,046.60 : 25,380,069.90 = 8,957,422.60 : x
  2. Step 2: Convert to fraction form
    16,920,046.60/25,380,069.90 = 8,957,422.60/x
  3. Step 3: Cross multiply
    16,920,046.60x = 25,380,069.90 × 8,957,422.60
  4. Step 4: Simplify right side
    16,920,046.60x = 227,340,011,711,839.72
  5. Step 5: Solve for x
    x = 227,340,011,711,839.72/16,920,046.60
  6. Step 6: Final answer
    x = 13,436,133.90

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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.