Home / 69,770,048-104,647,086.54-18,656,052.62

Finding the Fourth Proportional to 69,770,048, 104,647,086.54 and 18,656,052.62

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Solution

The fourth proportional to 69,770,048, 104,647,086.54 and 18,656,052.62 is: 27,981,943.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,770,048 : 104,647,086.54 = 18,656,052.62 : x
  2. Step 2: Convert to fraction form
    69,770,048/104,647,086.54 = 18,656,052.62/x
  3. Step 3: Cross multiply
    69,770,048x = 104,647,086.54 × 18,656,052.62
  4. Step 4: Simplify right side
    69,770,048x = 1,952,301,553,019,934
  5. Step 5: Solve for x
    x = 1,952,301,553,019,934/69,770,048
  6. Step 6: Final answer
    x = 27,981,943.67

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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.