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Finding the Third Proportional to 4,482,442 and 6,728,256

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Solution

The third proportional to 4,482,442 and 6,728,256 is: 10,099,278.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,482,442 : 6,728,256 = 6,728,256 : x
  2. Step 2: Convert to fraction form
    4,482,442/6,728,256 = 6,728,256/x
  3. Step 3: Cross multiply
    4,482,442x = 6,728,256 × 6,728,256
  4. Step 4: Simplify right side
    4,482,442x = 45,269,428,801,536
  5. Step 5: Solve for x
    x = 45,269,428,801,536/4,482,442
  6. Step 6: Final answer
    x = 10,099,278.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.