Home / 11,989,610.73-17,990,321.13-5,598,934.29

Finding the Fourth Proportional to 11,989,610.73, 17,990,321.13 and 5,598,934.29

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Solution

The fourth proportional to 11,989,610.73, 17,990,321.13 and 5,598,934.29 is: 8,401,158.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,989,610.73 : 17,990,321.13 = 5,598,934.29 : x
  2. Step 2: Convert to fraction form
    11,989,610.73/17,990,321.13 = 5,598,934.29/x
  3. Step 3: Cross multiply
    11,989,610.73x = 17,990,321.13 × 5,598,934.29
  4. Step 4: Simplify right side
    11,989,610.73x = 100,726,625,862,868.55
  5. Step 5: Solve for x
    x = 100,726,625,862,868.55/11,989,610.73
  6. Step 6: Final answer
    x = 8,401,158.98

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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.