Home / 8,318,371.20-12,475,807.20-3,526,216.80

Finding the Fourth Proportional to 8,318,371.20, 12,475,807.20 and 3,526,216.80

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Solution

The fourth proportional to 8,318,371.20, 12,475,807.20 and 3,526,216.80 is: 5,288,583.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,318,371.20 : 12,475,807.20 = 3,526,216.80 : x
  2. Step 2: Convert to fraction form
    8,318,371.20/12,475,807.20 = 3,526,216.80/x
  3. Step 3: Cross multiply
    8,318,371.20x = 12,475,807.20 × 3,526,216.80
  4. Step 4: Simplify right side
    8,318,371.20x = 43,992,400,942,200.95
  5. Step 5: Solve for x
    x = 43,992,400,942,200.95/8,318,371.20
  6. Step 6: Final answer
    x = 5,288,583.53

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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.