Home / 11,992,472.62-17,989,969.08-3,906,077.92

Finding the Fourth Proportional to 11,992,472.62, 17,989,969.08 and 3,906,077.92

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Solution

The fourth proportional to 11,992,472.62, 17,989,969.08 and 3,906,077.92 is: 5,859,527.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,992,472.62 : 17,989,969.08 = 3,906,077.92 : x
  2. Step 2: Convert to fraction form
    11,992,472.62/17,989,969.08 = 3,906,077.92/x
  3. Step 3: Cross multiply
    11,992,472.62x = 17,989,969.08 × 3,906,077.92
  4. Step 4: Simplify right side
    11,992,472.62x = 70,270,221,004,870.70
  5. Step 5: Solve for x
    x = 70,270,221,004,870.70/11,992,472.62
  6. Step 6: Final answer
    x = 5,859,527.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.