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Finding the Third Proportional to 6,221,965.50 and 12,940,569

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Solution

The third proportional to 6,221,965.50 and 12,940,569 is: 26,914,055.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221,965.50 : 12,940,569 = 12,940,569 : x
  2. Step 2: Convert to fraction form
    6,221,965.50/12,940,569 = 12,940,569/x
  3. Step 3: Cross multiply
    6,221,965.50x = 12,940,569 × 12,940,569
  4. Step 4: Simplify right side
    6,221,965.50x = 167,458,326,043,761
  5. Step 5: Solve for x
    x = 167,458,326,043,761/6,221,965.50
  6. Step 6: Final answer
    x = 26,914,055.70

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.