Home / 39,195,678.30-58,789,715.71-11,902,207.17

Finding the Fourth Proportional to 39,195,678.30, 58,789,715.71 and 11,902,207.17

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Solution

The fourth proportional to 39,195,678.30, 58,789,715.71 and 11,902,207.17 is: 17,852,156.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,195,678.30 : 58,789,715.71 = 11,902,207.17 : x
  2. Step 2: Convert to fraction form
    39,195,678.30/58,789,715.71 = 11,902,207.17/x
  3. Step 3: Cross multiply
    39,195,678.30x = 58,789,715.71 × 11,902,207.17
  4. Step 4: Simplify right side
    39,195,678.30x = 699,727,375,786,312.62
  5. Step 5: Solve for x
    x = 699,727,375,786,312.62/39,195,678.30
  6. Step 6: Final answer
    x = 17,852,156.31

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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.