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Finding the Third Proportional to 9,945,254.25 and 21,343,662

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Solution

The third proportional to 9,945,254.25 and 21,343,662 is: 45,805,958.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,945,254.25 : 21,343,662 = 21,343,662 : x
  2. Step 2: Convert to fraction form
    9,945,254.25/21,343,662 = 21,343,662/x
  3. Step 3: Cross multiply
    9,945,254.25x = 21,343,662 × 21,343,662
  4. Step 4: Simplify right side
    9,945,254.25x = 455,551,907,570,244
  5. Step 5: Solve for x
    x = 455,551,907,570,244/9,945,254.25
  6. Step 6: Final answer
    x = 45,805,958.91

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.