Home / 8,311,322.40-11,468,751.17-4,825,979.88

Finding the Fourth Proportional to 8,311,322.40, 11,468,751.17 and 4,825,979.88

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Solution

The fourth proportional to 8,311,322.40, 11,468,751.17 and 4,825,979.88 is: 6,659,344.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,311,322.40 : 11,468,751.17 = 4,825,979.88 : x
  2. Step 2: Convert to fraction form
    8,311,322.40/11,468,751.17 = 4,825,979.88/x
  3. Step 3: Cross multiply
    8,311,322.40x = 11,468,751.17 × 4,825,979.88
  4. Step 4: Simplify right side
    8,311,322.40x = 55,347,962,371,016.55
  5. Step 5: Solve for x
    x = 55,347,962,371,016.55/8,311,322.40
  6. Step 6: Final answer
    x = 6,659,344.89

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Why These Related Problems?

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