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Finding the Third Proportional to 8,271,915 and 18,176,600

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Solution

The third proportional to 8,271,915 and 18,176,600 is: 39,941,027.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271,915 : 18,176,600 = 18,176,600 : x
  2. Step 2: Convert to fraction form
    8,271,915/18,176,600 = 18,176,600/x
  3. Step 3: Cross multiply
    8,271,915x = 18,176,600 × 18,176,600
  4. Step 4: Simplify right side
    8,271,915x = 330,388,787,560,000
  5. Step 5: Solve for x
    x = 330,388,787,560,000/8,271,915
  6. Step 6: Final answer
    x = 39,941,027.87

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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.