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Finding the Fourth Proportional to 18,467,999.10, 27,701,998.65 and 18,153,071.10

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Solution

The fourth proportional to 18,467,999.10, 27,701,998.65 and 18,153,071.10 is: 27,229,606.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,467,999.10 : 27,701,998.65 = 18,153,071.10 : x
  2. Step 2: Convert to fraction form
    18,467,999.10/27,701,998.65 = 18,153,071.10/x
  3. Step 3: Cross multiply
    18,467,999.10x = 27,701,998.65 × 18,153,071.10
  4. Step 4: Simplify right side
    18,467,999.10x = 502,876,351,105,554
  5. Step 5: Solve for x
    x = 502,876,351,105,554/18,467,999.10
  6. Step 6: Final answer
    x = 27,229,606.65

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