Home / 22,928,426.95-31,629,169.41-13,629,382.73

Finding the Fourth Proportional to 22,928,426.95, 31,629,169.41 and 13,629,382.73

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Solution

The fourth proportional to 22,928,426.95, 31,629,169.41 and 13,629,382.73 is: 18,801,379.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,928,426.95 : 31,629,169.41 = 13,629,382.73 : x
  2. Step 2: Convert to fraction form
    22,928,426.95/31,629,169.41 = 13,629,382.73/x
  3. Step 3: Cross multiply
    22,928,426.95x = 31,629,169.41 × 13,629,382.73
  4. Step 4: Simplify right side
    22,928,426.95x = 431,086,055,320,898.31
  5. Step 5: Solve for x
    x = 431,086,055,320,898.31/22,928,426.95
  6. Step 6: Final answer
    x = 18,801,379.45

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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.