Home / 8,317,216.20-12,475,824.30-8,205,241.80

Finding the Fourth Proportional to 8,317,216.20, 12,475,824.30 and 8,205,241.80

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Solution

The fourth proportional to 8,317,216.20, 12,475,824.30 and 8,205,241.80 is: 12,307,862.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317,216.20 : 12,475,824.30 = 8,205,241.80 : x
  2. Step 2: Convert to fraction form
    8,317,216.20/12,475,824.30 = 8,205,241.80/x
  3. Step 3: Cross multiply
    8,317,216.20x = 12,475,824.30 × 8,205,241.80
  4. Step 4: Simplify right side
    8,317,216.20x = 102,367,155,035,815.75
  5. Step 5: Solve for x
    x = 102,367,155,035,815.75/8,317,216.20
  6. Step 6: Final answer
    x = 12,307,862.70

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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.