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Finding the Third Proportional to 15,756,724 and 34,274,170

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Solution

The third proportional to 15,756,724 and 34,274,170 is: 74,553,487.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,756,724 : 34,274,170 = 34,274,170 : x
  2. Step 2: Convert to fraction form
    15,756,724/34,274,170 = 34,274,170/x
  3. Step 3: Cross multiply
    15,756,724x = 34,274,170 × 34,274,170
  4. Step 4: Simplify right side
    15,756,724x = 1,174,718,729,188,900
  5. Step 5: Solve for x
    x = 1,174,718,729,188,900/15,756,724
  6. Step 6: Final answer
    x = 74,553,487.72

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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.