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Finding the Third Proportional to 9,947,288 and 15,817,718

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Solution

The third proportional to 9,947,288 and 15,817,718 is: 25,152,604.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,947,288 : 15,817,718 = 15,817,718 : x
  2. Step 2: Convert to fraction form
    9,947,288/15,817,718 = 15,817,718/x
  3. Step 3: Cross multiply
    9,947,288x = 15,817,718 × 15,817,718
  4. Step 4: Simplify right side
    9,947,288x = 250,200,202,727,524
  5. Step 5: Solve for x
    x = 250,200,202,727,524/9,947,288
  6. Step 6: Final answer
    x = 25,152,604.68

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.