Home / 12,358,928.60-18,539,584.68-3,836,976.92

Finding the Fourth Proportional to 12,358,928.60, 18,539,584.68 and 3,836,976.92

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Solution

The fourth proportional to 12,358,928.60, 18,539,584.68 and 3,836,976.92 is: 5,755,835.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,358,928.60 : 18,539,584.68 = 3,836,976.92 : x
  2. Step 2: Convert to fraction form
    12,358,928.60/18,539,584.68 = 3,836,976.92/x
  3. Step 3: Cross multiply
    12,358,928.60x = 18,539,584.68 × 3,836,976.92
  4. Step 4: Simplify right side
    12,358,928.60x = 71,135,958,523,545.58
  5. Step 5: Solve for x
    x = 71,135,958,523,545.58/12,358,928.60
  6. Step 6: Final answer
    x = 5,755,835.38

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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.