Home / 15,981,009.08-23,971,960.25-5,198,309.97

Finding the Fourth Proportional to 15,981,009.08, 23,971,960.25 and 5,198,309.97

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Solution

The fourth proportional to 15,981,009.08, 23,971,960.25 and 5,198,309.97 is: 7,797,610.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,981,009.08 : 23,971,960.25 = 5,198,309.97 : x
  2. Step 2: Convert to fraction form
    15,981,009.08/23,971,960.25 = 5,198,309.97/x
  3. Step 3: Cross multiply
    15,981,009.08x = 23,971,960.25 × 5,198,309.97
  4. Step 4: Simplify right side
    15,981,009.08x = 124,613,679,942,027.14
  5. Step 5: Solve for x
    x = 124,613,679,942,027.14/15,981,009.08
  6. Step 6: Final answer
    x = 7,797,610.24

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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.