Home / 6,690,187.96-9,232,163.58-3,789,520.48

Finding the Fourth Proportional to 6,690,187.96, 9,232,163.58 and 3,789,520.48

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Solution

The fourth proportional to 6,690,187.96, 9,232,163.58 and 3,789,520.48 is: 5,229,370.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,690,187.96 : 9,232,163.58 = 3,789,520.48 : x
  2. Step 2: Convert to fraction form
    6,690,187.96/9,232,163.58 = 3,789,520.48/x
  3. Step 3: Cross multiply
    6,690,187.96x = 9,232,163.58 × 3,789,520.48
  4. Step 4: Simplify right side
    6,690,187.96x = 34,985,472,961,120.12
  5. Step 5: Solve for x
    x = 34,985,472,961,120.12/6,690,187.96
  6. Step 6: Final answer
    x = 5,229,370.71

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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.