Home / 54,841,153.82-82,270,979.07-18,440,891.38

Finding the Fourth Proportional to 54,841,153.82, 82,270,979.07 and 18,440,891.38

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Solution

The fourth proportional to 54,841,153.82, 82,270,979.07 and 18,440,891.38 is: 27,664,446.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,841,153.82 : 82,270,979.07 = 18,440,891.38 : x
  2. Step 2: Convert to fraction form
    54,841,153.82/82,270,979.07 = 18,440,891.38/x
  3. Step 3: Cross multiply
    54,841,153.82x = 82,270,979.07 × 18,440,891.38
  4. Step 4: Simplify right side
    54,841,153.82x = 1,517,150,188,756,123.25
  5. Step 5: Solve for x
    x = 1,517,150,188,756,123.25/54,841,153.82
  6. Step 6: Final answer
    x = 27,664,446.92

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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.