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Finding the Third Proportional to 20,765,500.88 and 45,267,489.56

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Solution

The third proportional to 20,765,500.88 and 45,267,489.56 is: 98,680,288.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,765,500.88 : 45,267,489.56 = 45,267,489.56 : x
  2. Step 2: Convert to fraction form
    20,765,500.88/45,267,489.56 = 45,267,489.56/x
  3. Step 3: Cross multiply
    20,765,500.88x = 45,267,489.56 × 45,267,489.56
  4. Step 4: Simplify right side
    20,765,500.88x = 2,049,145,611,291,046.50
  5. Step 5: Solve for x
    x = 2,049,145,611,291,046.50/20,765,500.88
  6. Step 6: Final answer
    x = 98,680,288.22

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.