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Finding the Third Proportional to 9,231,734.25 and 21,369,795.75

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Solution

The third proportional to 9,231,734.25 and 21,369,795.75 is: 49,467,213.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,231,734.25 : 21,369,795.75 = 21,369,795.75 : x
  2. Step 2: Convert to fraction form
    9,231,734.25/21,369,795.75 = 21,369,795.75/x
  3. Step 3: Cross multiply
    9,231,734.25x = 21,369,795.75 × 21,369,795.75
  4. Step 4: Simplify right side
    9,231,734.25x = 456,668,170,396,718.06
  5. Step 5: Solve for x
    x = 456,668,170,396,718.06/9,231,734.25
  6. Step 6: Final answer
    x = 49,467,213.64

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.