Home / 20,094,768.16-27,729,942.54-11,393,529.40

Finding the Fourth Proportional to 20,094,768.16, 27,729,942.54 and 11,393,529.40

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Solution

The fourth proportional to 20,094,768.16, 27,729,942.54 and 11,393,529.40 is: 15,722,595.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,094,768.16 : 27,729,942.54 = 11,393,529.40 : x
  2. Step 2: Convert to fraction form
    20,094,768.16/27,729,942.54 = 11,393,529.40/x
  3. Step 3: Cross multiply
    20,094,768.16x = 27,729,942.54 × 11,393,529.40
  4. Step 4: Simplify right side
    20,094,768.16x = 315,941,915,589,800.69
  5. Step 5: Solve for x
    x = 315,941,915,589,800.69/20,094,768.16
  6. Step 6: Final answer
    x = 15,722,595.71

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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.