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Finding the Third Proportional to 18,073,649 and 39,084,061

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Solution

The third proportional to 18,073,649 and 39,084,061 is: 84,518,838.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,073,649 : 39,084,061 = 39,084,061 : x
  2. Step 2: Convert to fraction form
    18,073,649/39,084,061 = 39,084,061/x
  3. Step 3: Cross multiply
    18,073,649x = 39,084,061 × 39,084,061
  4. Step 4: Simplify right side
    18,073,649x = 1,527,563,824,251,721
  5. Step 5: Solve for x
    x = 1,527,563,824,251,721/18,073,649
  6. Step 6: Final answer
    x = 84,518,838.68

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.