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Finding the Third Proportional to 3,207,660 and 6,642,685.50

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Solution

The third proportional to 3,207,660 and 6,642,685.50 is: 13,756,218.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207,660 : 6,642,685.50 = 6,642,685.50 : x
  2. Step 2: Convert to fraction form
    3,207,660/6,642,685.50 = 6,642,685.50/x
  3. Step 3: Cross multiply
    3,207,660x = 6,642,685.50 × 6,642,685.50
  4. Step 4: Simplify right side
    3,207,660x = 44,125,270,651,910.25
  5. Step 5: Solve for x
    x = 44,125,270,651,910.25/3,207,660
  6. Step 6: Final answer
    x = 13,756,218.13

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.