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Finding the Third Proportional to 7,659,530 and 11,859,582

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Solution

The third proportional to 7,659,530 and 11,859,582 is: 18,362,704.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,659,530 : 11,859,582 = 11,859,582 : x
  2. Step 2: Convert to fraction form
    7,659,530/11,859,582 = 11,859,582/x
  3. Step 3: Cross multiply
    7,659,530x = 11,859,582 × 11,859,582
  4. Step 4: Simplify right side
    7,659,530x = 140,649,685,214,724
  5. Step 5: Solve for x
    x = 140,649,685,214,724/7,659,530
  6. Step 6: Final answer
    x = 18,362,704.40

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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.