Home / 5,678,765.82-7,836,590.43-3,231,321.66

Finding the Fourth Proportional to 5,678,765.82, 7,836,590.43 and 3,231,321.66

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Solution

The fourth proportional to 5,678,765.82, 7,836,590.43 and 3,231,321.66 is: 4,459,163.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,678,765.82 : 7,836,590.43 = 3,231,321.66 : x
  2. Step 2: Convert to fraction form
    5,678,765.82/7,836,590.43 = 3,231,321.66/x
  3. Step 3: Cross multiply
    5,678,765.82x = 7,836,590.43 × 3,231,321.66
  4. Step 4: Simplify right side
    5,678,765.82x = 25,322,544,397,007.71
  5. Step 5: Solve for x
    x = 25,322,544,397,007.71/5,678,765.82
  6. Step 6: Final answer
    x = 4,459,163.35

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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.