Home / 7,990,409.82-11,994,144.03-3,443,702.43

Finding the Fourth Proportional to 7,990,409.82, 11,994,144.03 and 3,443,702.43

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Solution

The fourth proportional to 7,990,409.82, 11,994,144.03 and 3,443,702.43 is: 5,169,229.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,990,409.82 : 11,994,144.03 = 3,443,702.43 : x
  2. Step 2: Convert to fraction form
    7,990,409.82/11,994,144.03 = 3,443,702.43/x
  3. Step 3: Cross multiply
    7,990,409.82x = 11,994,144.03 × 3,443,702.43
  4. Step 4: Simplify right side
    7,990,409.82x = 41,304,262,941,880.99
  5. Step 5: Solve for x
    x = 41,304,262,941,880.99/7,990,409.82
  6. Step 6: Final answer
    x = 5,169,229.60

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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.