Home / 7,268,538.40-10,902,807.60-2,481,632.80

Finding the Fourth Proportional to 7,268,538.40, 10,902,807.60 and 2,481,632.80

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Solution

The fourth proportional to 7,268,538.40, 10,902,807.60 and 2,481,632.80 is: 3,722,449.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,268,538.40 : 10,902,807.60 = 2,481,632.80 : x
  2. Step 2: Convert to fraction form
    7,268,538.40/10,902,807.60 = 2,481,632.80/x
  3. Step 3: Cross multiply
    7,268,538.40x = 10,902,807.60 × 2,481,632.80
  4. Step 4: Simplify right side
    7,268,538.40x = 27,056,764,952,249.28
  5. Step 5: Solve for x
    x = 27,056,764,952,249.28/7,268,538.40
  6. Step 6: Final answer
    x = 3,722,449.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.