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Finding the Third Proportional to 2,310,778.97 and 4,986,922.78

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Solution

The third proportional to 2,310,778.97 and 4,986,922.78 is: 10,762,344.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310,778.97 : 4,986,922.78 = 4,986,922.78 : x
  2. Step 2: Convert to fraction form
    2,310,778.97/4,986,922.78 = 4,986,922.78/x
  3. Step 3: Cross multiply
    2,310,778.97x = 4,986,922.78 × 4,986,922.78
  4. Step 4: Simplify right side
    2,310,778.97x = 24,869,398,826,150.23
  5. Step 5: Solve for x
    x = 24,869,398,826,150.23/2,310,778.97
  6. Step 6: Final answer
    x = 10,762,344.28

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.