Home / 13,394,912.82-20,090,477.49-4,295,828.04

Finding the Fourth Proportional to 13,394,912.82, 20,090,477.49 and 4,295,828.04

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Solution

The fourth proportional to 13,394,912.82, 20,090,477.49 and 4,295,828.04 is: 6,443,135.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,394,912.82 : 20,090,477.49 = 4,295,828.04 : x
  2. Step 2: Convert to fraction form
    13,394,912.82/20,090,477.49 = 4,295,828.04/x
  3. Step 3: Cross multiply
    13,394,912.82x = 20,090,477.49 × 4,295,828.04
  4. Step 4: Simplify right side
    13,394,912.82x = 86,305,236,538,530.81
  5. Step 5: Solve for x
    x = 86,305,236,538,530.81/13,394,912.82
  6. Step 6: Final answer
    x = 6,443,135.37

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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.