Home / 8,179,438.73-11,286,961.79-4,741,901.19

Finding the Fourth Proportional to 8,179,438.73, 11,286,961.79 and 4,741,901.19

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Solution

The fourth proportional to 8,179,438.73, 11,286,961.79 and 4,741,901.19 is: 6,543,438.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,179,438.73 : 11,286,961.79 = 4,741,901.19 : x
  2. Step 2: Convert to fraction form
    8,179,438.73/11,286,961.79 = 4,741,901.19/x
  3. Step 3: Cross multiply
    8,179,438.73x = 11,286,961.79 × 4,741,901.19
  4. Step 4: Simplify right side
    8,179,438.73x = 53,521,657,519,776.03
  5. Step 5: Solve for x
    x = 53,521,657,519,776.03/8,179,438.73
  6. Step 6: Final answer
    x = 6,543,438.90

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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.