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Finding the Fourth Proportional to 19,978,894.17, 27,570,873.96 and 10,811,536.92

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Solution

The fourth proportional to 19,978,894.17, 27,570,873.96 and 10,811,536.92 is: 14,919,920.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,978,894.17 : 27,570,873.96 = 10,811,536.92 : x
  2. Step 2: Convert to fraction form
    19,978,894.17/27,570,873.96 = 10,811,536.92/x
  3. Step 3: Cross multiply
    19,978,894.17x = 27,570,873.96 × 10,811,536.92
  4. Step 4: Simplify right side
    19,978,894.17x = 298,083,521,735,206.62
  5. Step 5: Solve for x
    x = 298,083,521,735,206.62/19,978,894.17
  6. Step 6: Final answer
    x = 14,919,920.95

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Why These Related Problems?

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