Home / 9,711,049.40-13,401,249.38-5,360,136.84

Finding the Fourth Proportional to 9,711,049.40, 13,401,249.38 and 5,360,136.84

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Solution

The fourth proportional to 9,711,049.40, 13,401,249.38 and 5,360,136.84 is: 7,396,989.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,711,049.40 : 13,401,249.38 = 5,360,136.84 : x
  2. Step 2: Convert to fraction form
    9,711,049.40/13,401,249.38 = 5,360,136.84/x
  3. Step 3: Cross multiply
    9,711,049.40x = 13,401,249.38 × 5,360,136.84
  4. Step 4: Simplify right side
    9,711,049.40x = 71,832,530,503,765.16
  5. Step 5: Solve for x
    x = 71,832,530,503,765.16/9,711,049.40
  6. Step 6: Final answer
    x = 7,396,989.51

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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.