Home / 11,235,100.26-15,520,310.73-8,940,324.90

Finding the Fourth Proportional to 11,235,100.26, 15,520,310.73 and 8,940,324.90

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Solution

The fourth proportional to 11,235,100.26, 15,520,310.73 and 8,940,324.90 is: 12,350,278.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,235,100.26 : 15,520,310.73 = 8,940,324.90 : x
  2. Step 2: Convert to fraction form
    11,235,100.26/15,520,310.73 = 8,940,324.90/x
  3. Step 3: Cross multiply
    11,235,100.26x = 15,520,310.73 × 8,940,324.90
  4. Step 4: Simplify right side
    11,235,100.26x = 138,756,620,475,156.19
  5. Step 5: Solve for x
    x = 138,756,620,475,156.19/11,235,100.26
  6. Step 6: Final answer
    x = 12,350,278.79

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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.