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Finding the Third Proportional to 26,701,690 and 54,818,917

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Solution

The third proportional to 26,701,690 and 54,818,917 is: 112,543,949.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,701,690 : 54,818,917 = 54,818,917 : x
  2. Step 2: Convert to fraction form
    26,701,690/54,818,917 = 54,818,917/x
  3. Step 3: Cross multiply
    26,701,690x = 54,818,917 × 54,818,917
  4. Step 4: Simplify right side
    26,701,690x = 3,005,113,661,052,889
  5. Step 5: Solve for x
    x = 3,005,113,661,052,889/26,701,690
  6. Step 6: Final answer
    x = 112,543,949.88

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.