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Finding the Third Proportional to 3,267,917 and 7,180,882

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Solution

The third proportional to 3,267,917 and 7,180,882 is: 15,779,184.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,267,917 : 7,180,882 = 7,180,882 : x
  2. Step 2: Convert to fraction form
    3,267,917/7,180,882 = 7,180,882/x
  3. Step 3: Cross multiply
    3,267,917x = 7,180,882 × 7,180,882
  4. Step 4: Simplify right side
    3,267,917x = 51,565,066,297,924
  5. Step 5: Solve for x
    x = 51,565,066,297,924/3,267,917
  6. Step 6: Final answer
    x = 15,779,184.81

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.