Home / 66,229,391.66-91,394,947.45-36,459,797.76

Finding the Fourth Proportional to 66,229,391.66, 91,394,947.45 and 36,459,797.76

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Solution

The fourth proportional to 66,229,391.66, 91,394,947.45 and 36,459,797.76 is: 50,313,632.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,229,391.66 : 91,394,947.45 = 36,459,797.76 : x
  2. Step 2: Convert to fraction form
    66,229,391.66/91,394,947.45 = 36,459,797.76/x
  3. Step 3: Cross multiply
    66,229,391.66x = 91,394,947.45 × 36,459,797.76
  4. Step 4: Simplify right side
    66,229,391.66x = 3,332,241,300,204,469
  5. Step 5: Solve for x
    x = 3,332,241,300,204,469/66,229,391.66
  6. Step 6: Final answer
    x = 50,313,632.92

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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.