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Finding the Third Proportional to 4,550,843.25 and 9,777,047.63

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Solution

The third proportional to 4,550,843.25 and 9,777,047.63 is: 21,005,043.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,550,843.25 : 9,777,047.63 = 9,777,047.63 : x
  2. Step 2: Convert to fraction form
    4,550,843.25/9,777,047.63 = 9,777,047.63/x
  3. Step 3: Cross multiply
    4,550,843.25x = 9,777,047.63 × 9,777,047.63
  4. Step 4: Simplify right side
    4,550,843.25x = 95,590,660,261,518.14
  5. Step 5: Solve for x
    x = 95,590,660,261,518.14/4,550,843.25
  6. Step 6: Final answer
    x = 21,005,043.46

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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.