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Finding the Third Proportional to 7,509,153 and 11,632,662

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Solution

The third proportional to 7,509,153 and 11,632,662 is: 18,020,517.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,509,153 : 11,632,662 = 11,632,662 : x
  2. Step 2: Convert to fraction form
    7,509,153/11,632,662 = 11,632,662/x
  3. Step 3: Cross multiply
    7,509,153x = 11,632,662 × 11,632,662
  4. Step 4: Simplify right side
    7,509,153x = 135,318,825,206,244
  5. Step 5: Solve for x
    x = 135,318,825,206,244/7,509,153
  6. Step 6: Final answer
    x = 18,020,517.79

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.