Home / 18,053,502.94-27,079,252.84-13,200,782.41

Finding the Fourth Proportional to 18,053,502.94, 27,079,252.84 and 13,200,782.41

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Solution

The fourth proportional to 18,053,502.94, 27,079,252.84 and 13,200,782.41 is: 19,800,441.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,053,502.94 : 27,079,252.84 = 13,200,782.41 : x
  2. Step 2: Convert to fraction form
    18,053,502.94/27,079,252.84 = 13,200,782.41/x
  3. Step 3: Cross multiply
    18,053,502.94x = 27,079,252.84 × 13,200,782.41
  4. Step 4: Simplify right side
    18,053,502.94x = 357,467,324,566,214.56
  5. Step 5: Solve for x
    x = 357,467,324,566,214.56/18,053,502.94
  6. Step 6: Final answer
    x = 19,800,441.26

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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.