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Finding the Third Proportional to 7,981,887.75 and 17,508,870.75

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Solution

The third proportional to 7,981,887.75 and 17,508,870.75 is: 38,407,024.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,981,887.75 : 17,508,870.75 = 17,508,870.75 : x
  2. Step 2: Convert to fraction form
    7,981,887.75/17,508,870.75 = 17,508,870.75/x
  3. Step 3: Cross multiply
    7,981,887.75x = 17,508,870.75 × 17,508,870.75
  4. Step 4: Simplify right side
    7,981,887.75x = 306,560,554,940,205.56
  5. Step 5: Solve for x
    x = 306,560,554,940,205.56/7,981,887.75
  6. Step 6: Final answer
    x = 38,407,024.07

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.