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Finding the Third Proportional to 3,768,934 and 8,255,609

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Solution

The third proportional to 3,768,934 and 8,255,609 is: 18,083,383.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768,934 : 8,255,609 = 8,255,609 : x
  2. Step 2: Convert to fraction form
    3,768,934/8,255,609 = 8,255,609/x
  3. Step 3: Cross multiply
    3,768,934x = 8,255,609 × 8,255,609
  4. Step 4: Simplify right side
    3,768,934x = 68,155,079,960,881
  5. Step 5: Solve for x
    x = 68,155,079,960,881/3,768,934
  6. Step 6: Final answer
    x = 18,083,383.78

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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.