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Finding the Third Proportional to 3,907,517 and 8,331,162

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Solution

The third proportional to 3,907,517 and 8,331,162 is: 17,762,753.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907,517 : 8,331,162 = 8,331,162 : x
  2. Step 2: Convert to fraction form
    3,907,517/8,331,162 = 8,331,162/x
  3. Step 3: Cross multiply
    3,907,517x = 8,331,162 × 8,331,162
  4. Step 4: Simplify right side
    3,907,517x = 69,408,260,270,244
  5. Step 5: Solve for x
    x = 69,408,260,270,244/3,907,517
  6. Step 6: Final answer
    x = 17,762,753.24

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.