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Finding the Third Proportional to 18,751,134 and 28,176,626

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Solution

The third proportional to 18,751,134 and 28,176,626 is: 42,339,959.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,751,134 : 28,176,626 = 28,176,626 : x
  2. Step 2: Convert to fraction form
    18,751,134/28,176,626 = 28,176,626/x
  3. Step 3: Cross multiply
    18,751,134x = 28,176,626 × 28,176,626
  4. Step 4: Simplify right side
    18,751,134x = 793,922,252,743,876
  5. Step 5: Solve for x
    x = 793,922,252,743,876/18,751,134
  6. Step 6: Final answer
    x = 42,339,959.43

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.