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Finding the Third Proportional to 39,933,545 and 57,065,965

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Solution

The third proportional to 39,933,545 and 57,065,965 is: 81,548,591.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,933,545 : 57,065,965 = 57,065,965 : x
  2. Step 2: Convert to fraction form
    39,933,545/57,065,965 = 57,065,965/x
  3. Step 3: Cross multiply
    39,933,545x = 57,065,965 × 57,065,965
  4. Step 4: Simplify right side
    39,933,545x = 3,256,524,361,381,225
  5. Step 5: Solve for x
    x = 3,256,524,361,381,225/39,933,545
  6. Step 6: Final answer
    x = 81,548,591.83

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.