Home / 11,567,324.46-15,948,718.11-9,385,689.90

Finding the Fourth Proportional to 11,567,324.46, 15,948,718.11 and 9,385,689.90

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Solution

The fourth proportional to 11,567,324.46, 15,948,718.11 and 9,385,689.90 is: 12,940,738.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,567,324.46 : 15,948,718.11 = 9,385,689.90 : x
  2. Step 2: Convert to fraction form
    11,567,324.46/15,948,718.11 = 9,385,689.90/x
  3. Step 3: Cross multiply
    11,567,324.46x = 15,948,718.11 × 9,385,689.90
  4. Step 4: Simplify right side
    11,567,324.46x = 149,689,722,482,974.09
  5. Step 5: Solve for x
    x = 149,689,722,482,974.09/11,567,324.46
  6. Step 6: Final answer
    x = 12,940,738.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.