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Finding the Fourth Proportional to 32,978,006.60, 49,443,390.30 and 13,798,891.40

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Solution

The fourth proportional to 32,978,006.60, 49,443,390.30 and 13,798,891.40 is: 20,688,454.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,978,006.60 : 49,443,390.30 = 13,798,891.40 : x
  2. Step 2: Convert to fraction form
    32,978,006.60/49,443,390.30 = 13,798,891.40/x
  3. Step 3: Cross multiply
    32,978,006.60x = 49,443,390.30 × 13,798,891.40
  4. Step 4: Simplify right side
    32,978,006.60x = 682,263,973,197,513.38
  5. Step 5: Solve for x
    x = 682,263,973,197,513.38/32,978,006.60
  6. Step 6: Final answer
    x = 20,688,454.02

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