Home / 6,315,493.44-9,474,408.87-1,998,630.18

Finding the Fourth Proportional to 6,315,493.44, 9,474,408.87 and 1,998,630.18

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Solution

The fourth proportional to 6,315,493.44, 9,474,408.87 and 1,998,630.18 is: 2,998,315.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,315,493.44 : 9,474,408.87 = 1,998,630.18 : x
  2. Step 2: Convert to fraction form
    6,315,493.44/9,474,408.87 = 1,998,630.18/x
  3. Step 3: Cross multiply
    6,315,493.44x = 9,474,408.87 × 1,998,630.18
  4. Step 4: Simplify right side
    6,315,493.44x = 18,935,839,505,241.70
  5. Step 5: Solve for x
    x = 18,935,839,505,241.70/6,315,493.44
  6. Step 6: Final answer
    x = 2,998,315.13

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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.