Home / 69,770,073.03-104,647,123.98-18,656,077.65

Finding the Fourth Proportional to 69,770,073.03, 104,647,123.98 and 18,656,077.65

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Solution

The fourth proportional to 69,770,073.03, 104,647,123.98 and 18,656,077.65 is: 27,981,981.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,770,073.03 : 104,647,123.98 = 18,656,077.65 : x
  2. Step 2: Convert to fraction form
    69,770,073.03/104,647,123.98 = 18,656,077.65/x
  3. Step 3: Cross multiply
    69,770,073.03x = 104,647,123.98 × 18,656,077.65
  4. Step 4: Simplify right side
    69,770,073.03x = 1,952,304,870,820,057
  5. Step 5: Solve for x
    x = 1,952,304,870,820,057/69,770,073.03
  6. Step 6: Final answer
    x = 27,981,981.19

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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.