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Finding the Third Proportional to 12,877,311 and 27,289,734

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Solution

The third proportional to 12,877,311 and 27,289,734 is: 57,832,693.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,877,311 : 27,289,734 = 27,289,734 : x
  2. Step 2: Convert to fraction form
    12,877,311/27,289,734 = 27,289,734/x
  3. Step 3: Cross multiply
    12,877,311x = 27,289,734 × 27,289,734
  4. Step 4: Simplify right side
    12,877,311x = 744,729,581,790,756
  5. Step 5: Solve for x
    x = 744,729,581,790,756/12,877,311
  6. Step 6: Final answer
    x = 57,832,693.63

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.