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Finding the Third Proportional to 12,479,780 and 26,822,182

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Solution

The third proportional to 12,479,780 and 26,822,182 is: 57,647,606.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,479,780 : 26,822,182 = 26,822,182 : x
  2. Step 2: Convert to fraction form
    12,479,780/26,822,182 = 26,822,182/x
  3. Step 3: Cross multiply
    12,479,780x = 26,822,182 × 26,822,182
  4. Step 4: Simplify right side
    12,479,780x = 719,429,447,241,124
  5. Step 5: Solve for x
    x = 719,429,447,241,124/12,479,780
  6. Step 6: Final answer
    x = 57,647,606.55

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.