Home / 5,408,431.91-8,113,730.42-1,996,739.24

Finding the Fourth Proportional to 5,408,431.91, 8,113,730.42 and 1,996,739.24

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Solution

The fourth proportional to 5,408,431.91, 8,113,730.42 and 1,996,739.24 is: 2,995,508.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,408,431.91 : 8,113,730.42 = 1,996,739.24 : x
  2. Step 2: Convert to fraction form
    5,408,431.91/8,113,730.42 = 1,996,739.24/x
  3. Step 3: Cross multiply
    5,408,431.91x = 8,113,730.42 × 1,996,739.24
  4. Step 4: Simplify right side
    5,408,431.91x = 16,201,003,861,843.33
  5. Step 5: Solve for x
    x = 16,201,003,861,843.33/5,408,431.91
  6. Step 6: Final answer
    x = 2,995,508.52

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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.