Home / 6,694,380.72-9,242,694.27-5,142,879.18

Finding the Fourth Proportional to 6,694,380.72, 9,242,694.27 and 5,142,879.18

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Solution

The fourth proportional to 6,694,380.72, 9,242,694.27 and 5,142,879.18 is: 7,100,591.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,694,380.72 : 9,242,694.27 = 5,142,879.18 : x
  2. Step 2: Convert to fraction form
    6,694,380.72/9,242,694.27 = 5,142,879.18/x
  3. Step 3: Cross multiply
    6,694,380.72x = 9,242,694.27 × 5,142,879.18
  4. Step 4: Simplify right side
    6,694,380.72x = 47,534,059,928,288.30
  5. Step 5: Solve for x
    x = 47,534,059,928,288.30/6,694,380.72
  6. Step 6: Final answer
    x = 7,100,591.07

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.