Home / 12,816,164.56-19,221,797.37-3,840,716.56

Finding the Fourth Proportional to 12,816,164.56, 19,221,797.37 and 3,840,716.56

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Solution

The fourth proportional to 12,816,164.56, 19,221,797.37 and 3,840,716.56 is: 5,760,340.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,816,164.56 : 19,221,797.37 = 3,840,716.56 : x
  2. Step 2: Convert to fraction form
    12,816,164.56/19,221,797.37 = 3,840,716.56/x
  3. Step 3: Cross multiply
    12,816,164.56x = 19,221,797.37 × 3,840,716.56
  4. Step 4: Simplify right side
    12,816,164.56x = 73,825,475,387,843.23
  5. Step 5: Solve for x
    x = 73,825,475,387,843.23/12,816,164.56
  6. Step 6: Final answer
    x = 5,760,340.78

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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.