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Finding the Third Proportional to 9,856,992.75 and 21,605,552.25

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Solution

The third proportional to 9,856,992.75 and 21,605,552.25 is: 47,357,231.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,856,992.75 : 21,605,552.25 = 21,605,552.25 : x
  2. Step 2: Convert to fraction form
    9,856,992.75/21,605,552.25 = 21,605,552.25/x
  3. Step 3: Cross multiply
    9,856,992.75x = 21,605,552.25 × 21,605,552.25
  4. Step 4: Simplify right side
    9,856,992.75x = 466,799,888,027,480.06
  5. Step 5: Solve for x
    x = 466,799,888,027,480.06/9,856,992.75
  6. Step 6: Final answer
    x = 47,357,231.55

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Why These Related Problems?

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