Home / 16,766,020.80-25,149,031.20-15,773,997.60

Finding the Fourth Proportional to 16,766,020.80, 25,149,031.20 and 15,773,997.60

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Solution

The fourth proportional to 16,766,020.80, 25,149,031.20 and 15,773,997.60 is: 23,660,996.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,766,020.80 : 25,149,031.20 = 15,773,997.60 : x
  2. Step 2: Convert to fraction form
    16,766,020.80/25,149,031.20 = 15,773,997.60/x
  3. Step 3: Cross multiply
    16,766,020.80x = 25,149,031.20 × 15,773,997.60
  4. Step 4: Simplify right side
    16,766,020.80x = 396,700,757,791,125.12
  5. Step 5: Solve for x
    x = 396,700,757,791,125.12/16,766,020.80
  6. Step 6: Final answer
    x = 23,660,996.40

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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.