Home / 6,392,926.80-9,589,390.20-4,004,139.60

Finding the Fourth Proportional to 6,392,926.80, 9,589,390.20 and 4,004,139.60

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Solution

The fourth proportional to 6,392,926.80, 9,589,390.20 and 4,004,139.60 is: 6,006,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,392,926.80 : 9,589,390.20 = 4,004,139.60 : x
  2. Step 2: Convert to fraction form
    6,392,926.80/9,589,390.20 = 4,004,139.60/x
  3. Step 3: Cross multiply
    6,392,926.80x = 9,589,390.20 × 4,004,139.60
  4. Step 4: Simplify right side
    6,392,926.80x = 38,397,257,039,671.91
  5. Step 5: Solve for x
    x = 38,397,257,039,671.91/6,392,926.80
  6. Step 6: Final answer
    x = 6,006,209.40

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Similar ratio
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1.5x scale

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.