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Finding the Third Proportional to 12,382,459 and 18,760,676

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Solution

The third proportional to 12,382,459 and 18,760,676 is: 28,424,318.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,382,459 : 18,760,676 = 18,760,676 : x
  2. Step 2: Convert to fraction form
    12,382,459/18,760,676 = 18,760,676/x
  3. Step 3: Cross multiply
    12,382,459x = 18,760,676 × 18,760,676
  4. Step 4: Simplify right side
    12,382,459x = 351,962,963,976,976
  5. Step 5: Solve for x
    x = 351,962,963,976,976/12,382,459
  6. Step 6: Final answer
    x = 28,424,318.95

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.