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Finding the Third Proportional to 8,123,239 and 17,840,891

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Solution

The third proportional to 8,123,239 and 17,840,891 is: 39,183,556.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,123,239 : 17,840,891 = 17,840,891 : x
  2. Step 2: Convert to fraction form
    8,123,239/17,840,891 = 17,840,891/x
  3. Step 3: Cross multiply
    8,123,239x = 17,840,891 × 17,840,891
  4. Step 4: Simplify right side
    8,123,239x = 318,297,391,673,881
  5. Step 5: Solve for x
    x = 318,297,391,673,881/8,123,239
  6. Step 6: Final answer
    x = 39,183,556.17

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.