Home / 6,480,189.66-8,942,933.24-3,726,878.96

Finding the Fourth Proportional to 6,480,189.66, 8,942,933.24 and 3,726,878.96

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Solution

The fourth proportional to 6,480,189.66, 8,942,933.24 and 3,726,878.96 is: 5,143,249.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,480,189.66 : 8,942,933.24 = 3,726,878.96 : x
  2. Step 2: Convert to fraction form
    6,480,189.66/8,942,933.24 = 3,726,878.96/x
  3. Step 3: Cross multiply
    6,480,189.66x = 8,942,933.24 × 3,726,878.96
  4. Step 4: Simplify right side
    6,480,189.66x = 33,329,229,669,491.57
  5. Step 5: Solve for x
    x = 33,329,229,669,491.57/6,480,189.66
  6. Step 6: Final answer
    x = 5,143,249.11

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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.