Home / 7,244,578.92-9,996,869.70-3,981,356.04

Finding the Fourth Proportional to 7,244,578.92, 9,996,869.70 and 3,981,356.04

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Solution

The fourth proportional to 7,244,578.92, 9,996,869.70 and 3,981,356.04 is: 5,493,914.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,578.92 : 9,996,869.70 = 3,981,356.04 : x
  2. Step 2: Convert to fraction form
    7,244,578.92/9,996,869.70 = 3,981,356.04/x
  3. Step 3: Cross multiply
    7,244,578.92x = 9,996,869.70 × 3,981,356.04
  4. Step 4: Simplify right side
    7,244,578.92x = 39,801,097,561,187.98
  5. Step 5: Solve for x
    x = 39,801,097,561,187.98/7,244,578.92
  6. Step 6: Final answer
    x = 5,493,914.55

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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.