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Finding the Third Proportional to 4,472,067 and 6,321,892.50

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Solution

The third proportional to 4,472,067 and 6,321,892.50 is: 8,936,879.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,472,067 : 6,321,892.50 = 6,321,892.50 : x
  2. Step 2: Convert to fraction form
    4,472,067/6,321,892.50 = 6,321,892.50/x
  3. Step 3: Cross multiply
    4,472,067x = 6,321,892.50 × 6,321,892.50
  4. Step 4: Simplify right side
    4,472,067x = 39,966,324,781,556.25
  5. Step 5: Solve for x
    x = 39,966,324,781,556.25/4,472,067
  6. Step 6: Final answer
    x = 8,936,879.70

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.