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Finding the Fourth Proportional to 15,978,873.60, 23,968,310.40 and 5,341,305.60

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Solution

The fourth proportional to 15,978,873.60, 23,968,310.40 and 5,341,305.60 is: 8,011,958.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,978,873.60 : 23,968,310.40 = 5,341,305.60 : x
  2. Step 2: Convert to fraction form
    15,978,873.60/23,968,310.40 = 5,341,305.60/x
  3. Step 3: Cross multiply
    15,978,873.60x = 23,968,310.40 × 5,341,305.60
  4. Step 4: Simplify right side
    15,978,873.60x = 128,022,070,562,058.22
  5. Step 5: Solve for x
    x = 128,022,070,562,058.22/15,978,873.60
  6. Step 6: Final answer
    x = 8,011,958.40

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Why These Related Problems?

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