Home / 6,517,331.80-9,775,997.70-4,131,752.20

Finding the Fourth Proportional to 6,517,331.80, 9,775,997.70 and 4,131,752.20

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Solution

The fourth proportional to 6,517,331.80, 9,775,997.70 and 4,131,752.20 is: 6,197,628.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517,331.80 : 9,775,997.70 = 4,131,752.20 : x
  2. Step 2: Convert to fraction form
    6,517,331.80/9,775,997.70 = 4,131,752.20/x
  3. Step 3: Cross multiply
    6,517,331.80x = 9,775,997.70 × 4,131,752.20
  4. Step 4: Simplify right side
    6,517,331.80x = 40,392,000,004,169.94
  5. Step 5: Solve for x
    x = 40,392,000,004,169.94/6,517,331.80
  6. Step 6: Final answer
    x = 6,197,628.30

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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.