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Finding the Third Proportional to 4,886,771 and 10,422,542

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Solution

The third proportional to 4,886,771 and 10,422,542 is: 22,229,276.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886,771 : 10,422,542 = 10,422,542 : x
  2. Step 2: Convert to fraction form
    4,886,771/10,422,542 = 10,422,542/x
  3. Step 3: Cross multiply
    4,886,771x = 10,422,542 × 10,422,542
  4. Step 4: Simplify right side
    4,886,771x = 108,629,381,741,764
  5. Step 5: Solve for x
    x = 108,629,381,741,764/4,886,771
  6. Step 6: Final answer
    x = 22,229,276.09

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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.