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Finding the Third Proportional to 2,889,912 and 6,351,864

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Solution

The third proportional to 2,889,912 and 6,351,864 is: 13,961,039.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,912 : 6,351,864 = 6,351,864 : x
  2. Step 2: Convert to fraction form
    2,889,912/6,351,864 = 6,351,864/x
  3. Step 3: Cross multiply
    2,889,912x = 6,351,864 × 6,351,864
  4. Step 4: Simplify right side
    2,889,912x = 40,346,176,274,496
  5. Step 5: Solve for x
    x = 40,346,176,274,496/2,889,912
  6. Step 6: Final answer
    x = 13,961,039.74

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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.