Home / 8,100,286.32-12,150,441.27-3,307,975.59

Finding the Fourth Proportional to 8,100,286.32, 12,150,441.27 and 3,307,975.59

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Solution

The fourth proportional to 8,100,286.32, 12,150,441.27 and 3,307,975.59 is: 4,961,968.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,100,286.32 : 12,150,441.27 = 3,307,975.59 : x
  2. Step 2: Convert to fraction form
    8,100,286.32/12,150,441.27 = 3,307,975.59/x
  3. Step 3: Cross multiply
    8,100,286.32x = 12,150,441.27 × 3,307,975.59
  4. Step 4: Simplify right side
    8,100,286.32x = 40,193,363,128,888.59
  5. Step 5: Solve for x
    x = 40,193,363,128,888.59/8,100,286.32
  6. Step 6: Final answer
    x = 4,961,968.20

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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.