Home / 7,990,394.58-11,994,121.14-3,443,687.16

Finding the Fourth Proportional to 7,990,394.58, 11,994,121.14 and 3,443,687.16

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Solution

The fourth proportional to 7,990,394.58, 11,994,121.14 and 3,443,687.16 is: 5,169,206.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,990,394.58 : 11,994,121.14 = 3,443,687.16 : x
  2. Step 2: Convert to fraction form
    7,990,394.58/11,994,121.14 = 3,443,687.16/x
  3. Step 3: Cross multiply
    7,990,394.58x = 11,994,121.14 × 3,443,687.16
  4. Step 4: Simplify right side
    7,990,394.58x = 41,304,000,965,302.56
  5. Step 5: Solve for x
    x = 41,304,000,965,302.56/7,990,394.58
  6. Step 6: Final answer
    x = 5,169,206.67

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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.