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Finding the Fourth Proportional to 17,351,999.20, 26,027,998.80 and 8,394,047.20

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Solution

The fourth proportional to 17,351,999.20, 26,027,998.80 and 8,394,047.20 is: 12,591,070.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,351,999.20 : 26,027,998.80 = 8,394,047.20 : x
  2. Step 2: Convert to fraction form
    17,351,999.20/26,027,998.80 = 8,394,047.20/x
  3. Step 3: Cross multiply
    17,351,999.20x = 26,027,998.80 × 8,394,047.20
  4. Step 4: Simplify right side
    17,351,999.20x = 218,480,250,448,743.34
  5. Step 5: Solve for x
    x = 218,480,250,448,743.34/17,351,999.20
  6. Step 6: Final answer
    x = 12,591,070.80

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