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Finding the Third Proportional to 8,797,998 and 18,400,419

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Solution

The third proportional to 8,797,998 and 18,400,419 is: 38,483,234.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,797,998 : 18,400,419 = 18,400,419 : x
  2. Step 2: Convert to fraction form
    8,797,998/18,400,419 = 18,400,419/x
  3. Step 3: Cross multiply
    8,797,998x = 18,400,419 × 18,400,419
  4. Step 4: Simplify right side
    8,797,998x = 338,575,419,375,561
  5. Step 5: Solve for x
    x = 338,575,419,375,561/8,797,998
  6. Step 6: Final answer
    x = 38,483,234.41

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.