Home / 8,182,539.44-12,275,070.12-2,789,928.56

Finding the Fourth Proportional to 8,182,539.44, 12,275,070.12 and 2,789,928.56

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Solution

The fourth proportional to 8,182,539.44, 12,275,070.12 and 2,789,928.56 is: 4,185,322.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,182,539.44 : 12,275,070.12 = 2,789,928.56 : x
  2. Step 2: Convert to fraction form
    8,182,539.44/12,275,070.12 = 2,789,928.56/x
  3. Step 3: Cross multiply
    8,182,539.44x = 12,275,070.12 × 2,789,928.56
  4. Step 4: Simplify right side
    8,182,539.44x = 34,246,568,703,790.62
  5. Step 5: Solve for x
    x = 34,246,568,703,790.62/8,182,539.44
  6. Step 6: Final answer
    x = 4,185,322.78

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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.