Home / 36,218,156.68-49,982,001.78-19,921,060.36

Finding the Fourth Proportional to 36,218,156.68, 49,982,001.78 and 19,921,060.36

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Solution

The fourth proportional to 36,218,156.68, 49,982,001.78 and 19,921,060.36 is: 27,491,583.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,218,156.68 : 49,982,001.78 = 19,921,060.36 : x
  2. Step 2: Convert to fraction form
    36,218,156.68/49,982,001.78 = 19,921,060.36/x
  3. Step 3: Cross multiply
    36,218,156.68x = 49,982,001.78 × 19,921,060.36
  4. Step 4: Simplify right side
    36,218,156.68x = 995,694,474,373,007.38
  5. Step 5: Solve for x
    x = 995,694,474,373,007.38/36,218,156.68
  6. Step 6: Final answer
    x = 27,491,583.38

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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.