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Finding the Third Proportional to 8,527,974 and 18,550,132

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Solution

The third proportional to 8,527,974 and 18,550,132 is: 40,350,427.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,527,974 : 18,550,132 = 18,550,132 : x
  2. Step 2: Convert to fraction form
    8,527,974/18,550,132 = 18,550,132/x
  3. Step 3: Cross multiply
    8,527,974x = 18,550,132 × 18,550,132
  4. Step 4: Simplify right side
    8,527,974x = 344,107,397,217,424
  5. Step 5: Solve for x
    x = 344,107,397,217,424/8,527,974
  6. Step 6: Final answer
    x = 40,350,427.57

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.