Home / 11,491,815.80-17,237,723.70-11,323,854.20

Finding the Fourth Proportional to 11,491,815.80, 17,237,723.70 and 11,323,854.20

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Solution

The fourth proportional to 11,491,815.80, 17,237,723.70 and 11,323,854.20 is: 16,985,781.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,491,815.80 : 17,237,723.70 = 11,323,854.20 : x
  2. Step 2: Convert to fraction form
    11,491,815.80/17,237,723.70 = 11,323,854.20/x
  3. Step 3: Cross multiply
    11,491,815.80x = 17,237,723.70 × 11,323,854.20
  4. Step 4: Simplify right side
    11,491,815.80x = 195,197,469,918,684.53
  5. Step 5: Solve for x
    x = 195,197,469,918,684.53/11,491,815.80
  6. Step 6: Final answer
    x = 16,985,781.30

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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.