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Finding the Fourth Proportional to 18,443,457.40, 27,681,916.65 and 9,351,879.70

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Solution

The fourth proportional to 18,443,457.40, 27,681,916.65 and 9,351,879.70 is: 14,036,302.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,443,457.40 : 27,681,916.65 = 9,351,879.70 : x
  2. Step 2: Convert to fraction form
    18,443,457.40/27,681,916.65 = 9,351,879.70/x
  3. Step 3: Cross multiply
    18,443,457.40x = 27,681,916.65 × 9,351,879.70
  4. Step 4: Simplify right side
    18,443,457.40x = 258,877,954,376,226.97
  5. Step 5: Solve for x
    x = 258,877,954,376,226.97/18,443,457.40
  6. Step 6: Final answer
    x = 14,036,302.89

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