Home / 4,476,428.32-6,716,305.09-3,109,481.77

Finding the Fourth Proportional to 4,476,428.32, 6,716,305.09 and 3,109,481.77

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Solution

The fourth proportional to 4,476,428.32, 6,716,305.09 and 3,109,481.77 is: 4,665,377.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476,428.32 : 6,716,305.09 = 3,109,481.77 : x
  2. Step 2: Convert to fraction form
    4,476,428.32/6,716,305.09 = 3,109,481.77/x
  3. Step 3: Cross multiply
    4,476,428.32x = 6,716,305.09 × 3,109,481.77
  4. Step 4: Simplify right side
    4,476,428.32x = 20,884,228,233,380.41
  5. Step 5: Solve for x
    x = 20,884,228,233,380.41/4,476,428.32
  6. Step 6: Final answer
    x = 4,665,377.57

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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.