Home / 11,181,248.20-16,771,872.30-8,493,862.60

Finding the Fourth Proportional to 11,181,248.20, 16,771,872.30 and 8,493,862.60

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Solution

The fourth proportional to 11,181,248.20, 16,771,872.30 and 8,493,862.60 is: 12,740,793.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,181,248.20 : 16,771,872.30 = 8,493,862.60 : x
  2. Step 2: Convert to fraction form
    11,181,248.20/16,771,872.30 = 8,493,862.60/x
  3. Step 3: Cross multiply
    11,181,248.20x = 16,771,872.30 × 8,493,862.60
  4. Step 4: Simplify right side
    11,181,248.20x = 142,457,978,860,945.97
  5. Step 5: Solve for x
    x = 142,457,978,860,945.97/11,181,248.20
  6. Step 6: Final answer
    x = 12,740,793.90

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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.