Home / 20,383,844.30-30,575,766.45-8,253,284.30

Finding the Fourth Proportional to 20,383,844.30, 30,575,766.45 and 8,253,284.30

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Solution

The fourth proportional to 20,383,844.30, 30,575,766.45 and 8,253,284.30 is: 12,379,926.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,383,844.30 : 30,575,766.45 = 8,253,284.30 : x
  2. Step 2: Convert to fraction form
    20,383,844.30/30,575,766.45 = 8,253,284.30/x
  3. Step 3: Cross multiply
    20,383,844.30x = 30,575,766.45 × 8,253,284.30
  4. Step 4: Simplify right side
    20,383,844.30x = 252,350,493,202,251.72
  5. Step 5: Solve for x
    x = 252,350,493,202,251.72/20,383,844.30
  6. Step 6: Final answer
    x = 12,379,926.45

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Double scale
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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.