Home / 8,189,211.60-12,284,400.60-2,509,426.80

Finding the Fourth Proportional to 8,189,211.60, 12,284,400.60 and 2,509,426.80

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Solution

The fourth proportional to 8,189,211.60, 12,284,400.60 and 2,509,426.80 is: 3,764,318.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,189,211.60 : 12,284,400.60 = 2,509,426.80 : x
  2. Step 2: Convert to fraction form
    8,189,211.60/12,284,400.60 = 2,509,426.80/x
  3. Step 3: Cross multiply
    8,189,211.60x = 12,284,400.60 × 2,509,426.80
  4. Step 4: Simplify right side
    8,189,211.60x = 30,826,804,087,576.08
  5. Step 5: Solve for x
    x = 30,826,804,087,576.08/8,189,211.60
  6. Step 6: Final answer
    x = 3,764,318.91

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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.