Home / 4,678,697.70-7,018,046.55-3,993,729.30

Finding the Fourth Proportional to 4,678,697.70, 7,018,046.55 and 3,993,729.30

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Solution

The fourth proportional to 4,678,697.70, 7,018,046.55 and 3,993,729.30 is: 5,990,593.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,697.70 : 7,018,046.55 = 3,993,729.30 : x
  2. Step 2: Convert to fraction form
    4,678,697.70/7,018,046.55 = 3,993,729.30/x
  3. Step 3: Cross multiply
    4,678,697.70x = 7,018,046.55 × 3,993,729.30
  4. Step 4: Simplify right side
    4,678,697.70x = 28,028,178,135,498.91
  5. Step 5: Solve for x
    x = 28,028,178,135,498.91/4,678,697.70
  6. Step 6: Final answer
    x = 5,990,593.95

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Similar ratio
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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.