Home / 20,288,147.54-27,981,318.53-17,835,514.52

Finding the Fourth Proportional to 20,288,147.54, 27,981,318.53 and 17,835,514.52

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Solution

The fourth proportional to 20,288,147.54, 27,981,318.53 and 17,835,514.52 is: 24,598,658.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,288,147.54 : 27,981,318.53 = 17,835,514.52 : x
  2. Step 2: Convert to fraction form
    20,288,147.54/27,981,318.53 = 17,835,514.52/x
  3. Step 3: Cross multiply
    20,288,147.54x = 27,981,318.53 × 17,835,514.52
  4. Step 4: Simplify right side
    20,288,147.54x = 499,061,212,841,382.44
  5. Step 5: Solve for x
    x = 499,061,212,841,382.44/20,288,147.54
  6. Step 6: Final answer
    x = 24,598,658.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.