Home / 13,104,028.80-19,656,043.20-6,726,736.80

Finding the Fourth Proportional to 13,104,028.80, 19,656,043.20 and 6,726,736.80

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Solution

The fourth proportional to 13,104,028.80, 19,656,043.20 and 6,726,736.80 is: 10,090,105.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,104,028.80 : 19,656,043.20 = 6,726,736.80 : x
  2. Step 2: Convert to fraction form
    13,104,028.80/19,656,043.20 = 6,726,736.80/x
  3. Step 3: Cross multiply
    13,104,028.80x = 19,656,043.20 × 6,726,736.80
  4. Step 4: Simplify right side
    13,104,028.80x = 132,221,029,135,829.75
  5. Step 5: Solve for x
    x = 132,221,029,135,829.75/13,104,028.80
  6. Step 6: Final answer
    x = 10,090,105.20

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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.