Home / 33,118,687.80-45,703,791.36-18,434,037.96

Finding the Fourth Proportional to 33,118,687.80, 45,703,791.36 and 18,434,037.96

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Solution

The fourth proportional to 33,118,687.80, 45,703,791.36 and 18,434,037.96 is: 25,438,973.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,118,687.80 : 45,703,791.36 = 18,434,037.96 : x
  2. Step 2: Convert to fraction form
    33,118,687.80/45,703,791.36 = 18,434,037.96/x
  3. Step 3: Cross multiply
    33,118,687.80x = 45,703,791.36 × 18,434,037.96
  4. Step 4: Simplify right side
    33,118,687.80x = 842,505,424,846,160
  5. Step 5: Solve for x
    x = 842,505,424,846,160/33,118,687.80
  6. Step 6: Final answer
    x = 25,438,973.61

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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.