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Finding the Third Proportional to 12,456,939 and 26,776,230

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Solution

The third proportional to 12,456,939 and 26,776,230 is: 57,555,591.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,456,939 : 26,776,230 = 26,776,230 : x
  2. Step 2: Convert to fraction form
    12,456,939/26,776,230 = 26,776,230/x
  3. Step 3: Cross multiply
    12,456,939x = 26,776,230 × 26,776,230
  4. Step 4: Simplify right side
    12,456,939x = 716,966,493,012,900
  5. Step 5: Solve for x
    x = 716,966,493,012,900/12,456,939
  6. Step 6: Final answer
    x = 57,555,591.55

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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.