Home / 7,517,078.88-10,373,575.20-4,079,319.84

Finding the Fourth Proportional to 7,517,078.88, 10,373,575.20 and 4,079,319.84

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Solution

The fourth proportional to 7,517,078.88, 10,373,575.20 and 4,079,319.84 is: 5,629,464.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517,078.88 : 10,373,575.20 = 4,079,319.84 : x
  2. Step 2: Convert to fraction form
    7,517,078.88/10,373,575.20 = 4,079,319.84/x
  3. Step 3: Cross multiply
    7,517,078.88x = 10,373,575.20 × 4,079,319.84
  4. Step 4: Simplify right side
    7,517,078.88x = 42,317,131,125,091.96
  5. Step 5: Solve for x
    x = 42,317,131,125,091.96/7,517,078.88
  6. Step 6: Final answer
    x = 5,629,464.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.