Home / 19,993,917.12-27,591,738.12-10,826,559.84

Finding the Fourth Proportional to 19,993,917.12, 27,591,738.12 and 10,826,559.84

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Solution

The fourth proportional to 19,993,917.12, 27,591,738.12 and 10,826,559.84 is: 14,940,724.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,993,917.12 : 27,591,738.12 = 10,826,559.84 : x
  2. Step 2: Convert to fraction form
    19,993,917.12/27,591,738.12 = 10,826,559.84/x
  3. Step 3: Cross multiply
    19,993,917.12x = 27,591,738.12 × 10,826,559.84
  4. Step 4: Simplify right side
    19,993,917.12x = 298,723,603,845,789.12
  5. Step 5: Solve for x
    x = 298,723,603,845,789.12/19,993,917.12
  6. Step 6: Final answer
    x = 14,940,724.32

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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.