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Finding the Third Proportional to 15,966,177 and 25,012,489.50

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Solution

The third proportional to 15,966,177 and 25,012,489.50 is: 39,184,372.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,966,177 : 25,012,489.50 = 25,012,489.50 : x
  2. Step 2: Convert to fraction form
    15,966,177/25,012,489.50 = 25,012,489.50/x
  3. Step 3: Cross multiply
    15,966,177x = 25,012,489.50 × 25,012,489.50
  4. Step 4: Simplify right side
    15,966,177x = 625,624,630,987,610.25
  5. Step 5: Solve for x
    x = 625,624,630,987,610.25/15,966,177
  6. Step 6: Final answer
    x = 39,184,372.75

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.