Home / 11,873,869-16,385,944.26-6,717,121

Finding the Fourth Proportional to 11,873,869, 16,385,944.26 and 6,717,121

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Solution

The fourth proportional to 11,873,869, 16,385,944.26 and 6,717,121 is: 9,269,629.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,873,869 : 16,385,944.26 = 6,717,121 : x
  2. Step 2: Convert to fraction form
    11,873,869/16,385,944.26 = 6,717,121/x
  3. Step 3: Cross multiply
    11,873,869x = 16,385,944.26 × 6,717,121
  4. Step 4: Simplify right side
    11,873,869x = 110,066,370,293,675.45
  5. Step 5: Solve for x
    x = 110,066,370,293,675.45/11,873,869
  6. Step 6: Final answer
    x = 9,269,629.83

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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.