Home / 13,991,107.48-20,992,760.34-4,899,726.88

Finding the Fourth Proportional to 13,991,107.48, 20,992,760.34 and 4,899,726.88

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Solution

The fourth proportional to 13,991,107.48, 20,992,760.34 and 4,899,726.88 is: 7,351,726.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,991,107.48 : 20,992,760.34 = 4,899,726.88 : x
  2. Step 2: Convert to fraction form
    13,991,107.48/20,992,760.34 = 4,899,726.88/x
  3. Step 3: Cross multiply
    13,991,107.48x = 20,992,760.34 × 4,899,726.88
  4. Step 4: Simplify right side
    13,991,107.48x = 102,858,792,123,295.94
  5. Step 5: Solve for x
    x = 102,858,792,123,295.94/13,991,107.48
  6. Step 6: Final answer
    x = 7,351,726.25

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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.