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Finding the Third Proportional to 4,948,202 and 7,661,739

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Solution

The third proportional to 4,948,202 and 7,661,739 is: 11,863,348.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948,202 : 7,661,739 = 7,661,739 : x
  2. Step 2: Convert to fraction form
    4,948,202/7,661,739 = 7,661,739/x
  3. Step 3: Cross multiply
    4,948,202x = 7,661,739 × 7,661,739
  4. Step 4: Simplify right side
    4,948,202x = 58,702,244,504,121
  5. Step 5: Solve for x
    x = 58,702,244,504,121/4,948,202
  6. Step 6: Final answer
    x = 11,863,348.45

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.