Home / 20,107,406.32-27,747,391.72-10,940,085.52

Finding the Fourth Proportional to 20,107,406.32, 27,747,391.72 and 10,940,085.52

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Solution

The fourth proportional to 20,107,406.32, 27,747,391.72 and 10,940,085.52 is: 15,096,866.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,107,406.32 : 27,747,391.72 = 10,940,085.52 : x
  2. Step 2: Convert to fraction form
    20,107,406.32/27,747,391.72 = 10,940,085.52/x
  3. Step 3: Cross multiply
    20,107,406.32x = 27,747,391.72 × 10,940,085.52
  4. Step 4: Simplify right side
    20,107,406.32x = 303,558,838,373,739.88
  5. Step 5: Solve for x
    x = 303,558,838,373,739.88/20,107,406.32
  6. Step 6: Final answer
    x = 15,096,866.97

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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.