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Finding the Third Proportional to 18,873,376 and 41,279,282

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Solution

The third proportional to 18,873,376 and 41,279,282 is: 90,284,807.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,873,376 : 41,279,282 = 41,279,282 : x
  2. Step 2: Convert to fraction form
    18,873,376/41,279,282 = 41,279,282/x
  3. Step 3: Cross multiply
    18,873,376x = 41,279,282 × 41,279,282
  4. Step 4: Simplify right side
    18,873,376x = 1,703,979,122,435,524
  5. Step 5: Solve for x
    x = 1,703,979,122,435,524/18,873,376
  6. Step 6: Final answer
    x = 90,284,807.68

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.