Home / 7,150,632.38-9,867,984.96-3,887,459.57

Finding the Fourth Proportional to 7,150,632.38, 9,867,984.96 and 3,887,459.57

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Solution

The fourth proportional to 7,150,632.38, 9,867,984.96 and 3,887,459.57 is: 5,364,755.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,150,632.38 : 9,867,984.96 = 3,887,459.57 : x
  2. Step 2: Convert to fraction form
    7,150,632.38/9,867,984.96 = 3,887,459.57/x
  3. Step 3: Cross multiply
    7,150,632.38x = 9,867,984.96 × 3,887,459.57
  4. Step 4: Simplify right side
    7,150,632.38x = 38,361,392,542,455.12
  5. Step 5: Solve for x
    x = 38,361,392,542,455.12/7,150,632.38
  6. Step 6: Final answer
    x = 5,364,755.24

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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.