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Finding the Third Proportional to 3,091,038 and 6,639,132

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Solution

The third proportional to 3,091,038 and 6,639,132 is: 14,259,958.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091,038 : 6,639,132 = 6,639,132 : x
  2. Step 2: Convert to fraction form
    3,091,038/6,639,132 = 6,639,132/x
  3. Step 3: Cross multiply
    3,091,038x = 6,639,132 × 6,639,132
  4. Step 4: Simplify right side
    3,091,038x = 44,078,073,713,424
  5. Step 5: Solve for x
    x = 44,078,073,713,424/3,091,038
  6. Step 6: Final answer
    x = 14,259,958.54

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.