Home / 17,517,422-26,276,121.84-12,755,404.40

Finding the Fourth Proportional to 17,517,422, 26,276,121.84 and 12,755,404.40

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Solution

The fourth proportional to 17,517,422, 26,276,121.84 and 12,755,404.40 is: 19,133,098.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,517,422 : 26,276,121.84 = 12,755,404.40 : x
  2. Step 2: Convert to fraction form
    17,517,422/26,276,121.84 = 12,755,404.40/x
  3. Step 3: Cross multiply
    17,517,422x = 26,276,121.84 × 12,755,404.40
  4. Step 4: Simplify right side
    17,517,422x = 335,162,560,132,872.12
  5. Step 5: Solve for x
    x = 335,162,560,132,872.12/17,517,422
  6. Step 6: Final answer
    x = 19,133,098.47

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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.