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Finding the Third Proportional to 21,673,086 and 29,519,757

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Solution

The third proportional to 21,673,086 and 29,519,757 is: 40,207,289.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,673,086 : 29,519,757 = 29,519,757 : x
  2. Step 2: Convert to fraction form
    21,673,086/29,519,757 = 29,519,757/x
  3. Step 3: Cross multiply
    21,673,086x = 29,519,757 × 29,519,757
  4. Step 4: Simplify right side
    21,673,086x = 871,416,053,339,049
  5. Step 5: Solve for x
    x = 871,416,053,339,049/21,673,086
  6. Step 6: Final answer
    x = 40,207,289.97

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.