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Finding the Third Proportional to 6,659,986 and 9,963,246

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Solution

The third proportional to 6,659,986 and 9,963,246 is: 14,904,876.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659,986 : 9,963,246 = 9,963,246 : x
  2. Step 2: Convert to fraction form
    6,659,986/9,963,246 = 9,963,246/x
  3. Step 3: Cross multiply
    6,659,986x = 9,963,246 × 9,963,246
  4. Step 4: Simplify right side
    6,659,986x = 99,266,270,856,516
  5. Step 5: Solve for x
    x = 99,266,270,856,516/6,659,986
  6. Step 6: Final answer
    x = 14,904,876.81

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Why These Related Problems?

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