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Finding the Third Proportional to 15,921,317 and 34,545,766

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Solution

The third proportional to 15,921,317 and 34,545,766 is: 74,956,735.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,921,317 : 34,545,766 = 34,545,766 : x
  2. Step 2: Convert to fraction form
    15,921,317/34,545,766 = 34,545,766/x
  3. Step 3: Cross multiply
    15,921,317x = 34,545,766 × 34,545,766
  4. Step 4: Simplify right side
    15,921,317x = 1,193,409,948,526,756
  5. Step 5: Solve for x
    x = 1,193,409,948,526,756/15,921,317
  6. Step 6: Final answer
    x = 74,956,735.58

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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.