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Finding the Third Proportional to 3,251,326.50 and 7,146,199.69

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Solution

The third proportional to 3,251,326.50 and 7,146,199.69 is: 15,706,872.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251,326.50 : 7,146,199.69 = 7,146,199.69 : x
  2. Step 2: Convert to fraction form
    3,251,326.50/7,146,199.69 = 7,146,199.69/x
  3. Step 3: Cross multiply
    3,251,326.50x = 7,146,199.69 × 7,146,199.69
  4. Step 4: Simplify right side
    3,251,326.50x = 51,068,169,973,625.09
  5. Step 5: Solve for x
    x = 51,068,169,973,625.09/3,251,326.50
  6. Step 6: Final answer
    x = 15,706,872.25

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.