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Finding the Third Proportional to 3,259,645 and 7,080,246

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Solution

The third proportional to 3,259,645 and 7,080,246 is: 15,378,939.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259,645 : 7,080,246 = 7,080,246 : x
  2. Step 2: Convert to fraction form
    3,259,645/7,080,246 = 7,080,246/x
  3. Step 3: Cross multiply
    3,259,645x = 7,080,246 × 7,080,246
  4. Step 4: Simplify right side
    3,259,645x = 50,129,883,420,516
  5. Step 5: Solve for x
    x = 50,129,883,420,516/3,259,645
  6. Step 6: Final answer
    x = 15,378,939.55

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.