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Finding the Third Proportional to 8,372,339 and 18,027,376

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Solution

The third proportional to 8,372,339 and 18,027,376 is: 38,816,665.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372,339 : 18,027,376 = 18,027,376 : x
  2. Step 2: Convert to fraction form
    8,372,339/18,027,376 = 18,027,376/x
  3. Step 3: Cross multiply
    8,372,339x = 18,027,376 × 18,027,376
  4. Step 4: Simplify right side
    8,372,339x = 324,986,285,445,376
  5. Step 5: Solve for x
    x = 324,986,285,445,376/8,372,339
  6. Step 6: Final answer
    x = 38,816,665.86

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.