Home / 13,481,615.39-20,219,487.72-3,633,448.94

Finding the Fourth Proportional to 13,481,615.39, 20,219,487.72 and 3,633,448.94

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Solution

The fourth proportional to 13,481,615.39, 20,219,487.72 and 3,633,448.94 is: 5,449,382.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,481,615.39 : 20,219,487.72 = 3,633,448.94 : x
  2. Step 2: Convert to fraction form
    13,481,615.39/20,219,487.72 = 3,633,448.94/x
  3. Step 3: Cross multiply
    13,481,615.39x = 20,219,487.72 × 3,633,448.94
  4. Step 4: Simplify right side
    13,481,615.39x = 73,466,476,122,479.58
  5. Step 5: Solve for x
    x = 73,466,476,122,479.58/13,481,615.39
  6. Step 6: Final answer
    x = 5,449,382.29

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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.