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Finding the Third Proportional to 9,911,758 and 13,958,150

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Solution

The third proportional to 9,911,758 and 13,958,150 is: 19,656,447.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,911,758 : 13,958,150 = 13,958,150 : x
  2. Step 2: Convert to fraction form
    9,911,758/13,958,150 = 13,958,150/x
  3. Step 3: Cross multiply
    9,911,758x = 13,958,150 × 13,958,150
  4. Step 4: Simplify right side
    9,911,758x = 194,829,951,422,500
  5. Step 5: Solve for x
    x = 194,829,951,422,500/9,911,758
  6. Step 6: Final answer
    x = 19,656,447.57

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These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.