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Finding the Third Proportional to 8,205,974 and 18,995,344

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Solution

The third proportional to 8,205,974 and 18,995,344 is: 43,970,781.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,205,974 : 18,995,344 = 18,995,344 : x
  2. Step 2: Convert to fraction form
    8,205,974/18,995,344 = 18,995,344/x
  3. Step 3: Cross multiply
    8,205,974x = 18,995,344 × 18,995,344
  4. Step 4: Simplify right side
    8,205,974x = 360,823,093,678,336
  5. Step 5: Solve for x
    x = 360,823,093,678,336/8,205,974
  6. Step 6: Final answer
    x = 43,970,781.98

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.