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Finding the Third Proportional to 15,625,253 and 34,275,978

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Solution

The third proportional to 15,625,253 and 34,275,978 is: 75,188,713.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,625,253 : 34,275,978 = 34,275,978 : x
  2. Step 2: Convert to fraction form
    15,625,253/34,275,978 = 34,275,978/x
  3. Step 3: Cross multiply
    15,625,253x = 34,275,978 × 34,275,978
  4. Step 4: Simplify right side
    15,625,253x = 1,174,842,667,856,484
  5. Step 5: Solve for x
    x = 1,174,842,667,856,484/15,625,253
  6. Step 6: Final answer
    x = 75,188,713.29

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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.