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Finding the Fourth Proportional to 43,978,404.60, 65,985,902.87 and 19,373,738.09

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Solution

The fourth proportional to 43,978,404.60, 65,985,902.87 and 19,373,738.09 is: 29,068,667.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,978,404.60 : 65,985,902.87 = 19,373,738.09 : x
  2. Step 2: Convert to fraction form
    43,978,404.60/65,985,902.87 = 19,373,738.09/x
  3. Step 3: Cross multiply
    43,978,404.60x = 65,985,902.87 × 19,373,738.09
  4. Step 4: Simplify right side
    43,978,404.60x = 1,278,393,599,408,761.25
  5. Step 5: Solve for x
    x = 1,278,393,599,408,761.25/43,978,404.60
  6. Step 6: Final answer
    x = 29,068,667.02

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