Home / 8,361,804.20-12,542,706.30-2,682,602.60

Finding the Fourth Proportional to 8,361,804.20, 12,542,706.30 and 2,682,602.60

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Solution

The fourth proportional to 8,361,804.20, 12,542,706.30 and 2,682,602.60 is: 4,023,903.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,361,804.20 : 12,542,706.30 = 2,682,602.60 : x
  2. Step 2: Convert to fraction form
    8,361,804.20/12,542,706.30 = 2,682,602.60/x
  3. Step 3: Cross multiply
    8,361,804.20x = 12,542,706.30 × 2,682,602.60
  4. Step 4: Simplify right side
    8,361,804.20x = 33,647,096,531,416.38
  5. Step 5: Solve for x
    x = 33,647,096,531,416.38/8,361,804.20
  6. Step 6: Final answer
    x = 4,023,903.90

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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.