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Finding the Third Proportional to 15,380,059 and 33,400,652.75

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Solution

The third proportional to 15,380,059 and 33,400,652.75 is: 72,535,716.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,380,059 : 33,400,652.75 = 33,400,652.75 : x
  2. Step 2: Convert to fraction form
    15,380,059/33,400,652.75 = 33,400,652.75/x
  3. Step 3: Cross multiply
    15,380,059x = 33,400,652.75 × 33,400,652.75
  4. Step 4: Simplify right side
    15,380,059x = 1,115,603,604,126,082.50
  5. Step 5: Solve for x
    x = 1,115,603,604,126,082.50/15,380,059
  6. Step 6: Final answer
    x = 72,535,716.81

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.