Home / 11,922,313.25-16,454,939.40-7,027,249.57

Finding the Fourth Proportional to 11,922,313.25, 16,454,939.40 and 7,027,249.57

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Solution

The fourth proportional to 11,922,313.25, 16,454,939.40 and 7,027,249.57 is: 9,698,869.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,922,313.25 : 16,454,939.40 = 7,027,249.57 : x
  2. Step 2: Convert to fraction form
    11,922,313.25/16,454,939.40 = 7,027,249.57/x
  3. Step 3: Cross multiply
    11,922,313.25x = 16,454,939.40 × 7,027,249.57
  4. Step 4: Simplify right side
    11,922,313.25x = 115,632,965,781,888.70
  5. Step 5: Solve for x
    x = 115,632,965,781,888.70/11,922,313.25
  6. Step 6: Final answer
    x = 9,698,869.95

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1.5x scale

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.