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Finding the Third Proportional to 4,397,374 and 6,630,665

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Solution

The third proportional to 4,397,374 and 6,630,665 is: 9,998,175.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,397,374 : 6,630,665 = 6,630,665 : x
  2. Step 2: Convert to fraction form
    4,397,374/6,630,665 = 6,630,665/x
  3. Step 3: Cross multiply
    4,397,374x = 6,630,665 × 6,630,665
  4. Step 4: Simplify right side
    4,397,374x = 43,965,718,342,225
  5. Step 5: Solve for x
    x = 43,965,718,342,225/4,397,374
  6. Step 6: Final answer
    x = 9,998,175.81

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.