Home / 16,912,920.97-23,339,892.12-9,177,961.24

Finding the Fourth Proportional to 16,912,920.97, 23,339,892.12 and 9,177,961.24

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Solution

The fourth proportional to 16,912,920.97, 23,339,892.12 and 9,177,961.24 is: 12,665,619.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,912,920.97 : 23,339,892.12 = 9,177,961.24 : x
  2. Step 2: Convert to fraction form
    16,912,920.97/23,339,892.12 = 9,177,961.24/x
  3. Step 3: Cross multiply
    16,912,920.97x = 23,339,892.12 × 9,177,961.24
  4. Step 4: Simplify right side
    16,912,920.97x = 214,212,625,060,552.12
  5. Step 5: Solve for x
    x = 214,212,625,060,552.12/16,912,920.97
  6. Step 6: Final answer
    x = 12,665,619.71

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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.