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Finding the Third Proportional to 4,891,664.25 and 6,642,756

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Solution

The third proportional to 4,891,664.25 and 6,642,756 is: 9,020,694.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891,664.25 : 6,642,756 = 6,642,756 : x
  2. Step 2: Convert to fraction form
    4,891,664.25/6,642,756 = 6,642,756/x
  3. Step 3: Cross multiply
    4,891,664.25x = 6,642,756 × 6,642,756
  4. Step 4: Simplify right side
    4,891,664.25x = 44,126,207,275,536
  5. Step 5: Solve for x
    x = 44,126,207,275,536/4,891,664.25
  6. Step 6: Final answer
    x = 9,020,694.19

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.