Home / 7,613,084.82-11,419,437.45-2,221,781.94

Finding the Fourth Proportional to 7,613,084.82, 11,419,437.45 and 2,221,781.94

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Solution

The fourth proportional to 7,613,084.82, 11,419,437.45 and 2,221,781.94 is: 3,332,617.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613,084.82 : 11,419,437.45 = 2,221,781.94 : x
  2. Step 2: Convert to fraction form
    7,613,084.82/11,419,437.45 = 2,221,781.94/x
  3. Step 3: Cross multiply
    7,613,084.82x = 11,419,437.45 × 2,221,781.94
  4. Step 4: Simplify right side
    7,613,084.82x = 25,371,499,891,369.65
  5. Step 5: Solve for x
    x = 25,371,499,891,369.65/7,613,084.82
  6. Step 6: Final answer
    x = 3,332,617.53

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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.