Home / 13,835,131.97-20,736,187.24-6,439,227.26

Finding the Fourth Proportional to 13,835,131.97, 20,736,187.24 and 6,439,227.26

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Solution

The fourth proportional to 13,835,131.97, 20,736,187.24 and 6,439,227.26 is: 9,651,156.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,835,131.97 : 20,736,187.24 = 6,439,227.26 : x
  2. Step 2: Convert to fraction form
    13,835,131.97/20,736,187.24 = 6,439,227.26/x
  3. Step 3: Cross multiply
    13,835,131.97x = 20,736,187.24 × 6,439,227.26
  4. Step 4: Simplify right side
    13,835,131.97x = 133,525,022,144,272.14
  5. Step 5: Solve for x
    x = 133,525,022,144,272.14/13,835,131.97
  6. Step 6: Final answer
    x = 9,651,156.38

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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.