Home / 18,396,542.40-27,573,888.24-11,192,195.52

Finding the Fourth Proportional to 18,396,542.40, 27,573,888.24 and 11,192,195.52

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Solution

The fourth proportional to 18,396,542.40, 27,573,888.24 and 11,192,195.52 is: 16,775,562.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,396,542.40 : 27,573,888.24 = 11,192,195.52 : x
  2. Step 2: Convert to fraction form
    18,396,542.40/27,573,888.24 = 11,192,195.52/x
  3. Step 3: Cross multiply
    18,396,542.40x = 27,573,888.24 × 11,192,195.52
  4. Step 4: Simplify right side
    18,396,542.40x = 308,612,348,428,708.62
  5. Step 5: Solve for x
    x = 308,612,348,428,708.62/18,396,542.40
  6. Step 6: Final answer
    x = 16,775,562.59

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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.