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Finding the Third Proportional to 3,279,447 and 7,204,545

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Solution

The third proportional to 3,279,447 and 7,204,545 is: 15,827,506.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279,447 : 7,204,545 = 7,204,545 : x
  2. Step 2: Convert to fraction form
    3,279,447/7,204,545 = 7,204,545/x
  3. Step 3: Cross multiply
    3,279,447x = 7,204,545 × 7,204,545
  4. Step 4: Simplify right side
    3,279,447x = 51,905,468,657,025
  5. Step 5: Solve for x
    x = 51,905,468,657,025/3,279,447
  6. Step 6: Final answer
    x = 15,827,506.48

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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.