Home / 10,015,811.72-13,819,692.66-5,942,754.44

Finding the Fourth Proportional to 10,015,811.72, 13,819,692.66 and 5,942,754.44

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Solution

The fourth proportional to 10,015,811.72, 13,819,692.66 and 5,942,754.44 is: 8,199,738.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,015,811.72 : 13,819,692.66 = 5,942,754.44 : x
  2. Step 2: Convert to fraction form
    10,015,811.72/13,819,692.66 = 5,942,754.44/x
  3. Step 3: Cross multiply
    10,015,811.72x = 13,819,692.66 × 5,942,754.44
  4. Step 4: Simplify right side
    10,015,811.72x = 82,127,039,914,650.42
  5. Step 5: Solve for x
    x = 82,127,039,914,650.42/10,015,811.72
  6. Step 6: Final answer
    x = 8,199,738.79

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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.