Home / 7,990,418.97-11,994,157.80-3,443,711.58

Finding the Fourth Proportional to 7,990,418.97, 11,994,157.80 and 3,443,711.58

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Solution

The fourth proportional to 7,990,418.97, 11,994,157.80 and 3,443,711.58 is: 5,169,243.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,990,418.97 : 11,994,157.80 = 3,443,711.58 : x
  2. Step 2: Convert to fraction form
    7,990,418.97/11,994,157.80 = 3,443,711.58/x
  3. Step 3: Cross multiply
    7,990,418.97x = 11,994,157.80 × 3,443,711.58
  4. Step 4: Simplify right side
    7,990,418.97x = 41,304,420,108,207.33
  5. Step 5: Solve for x
    x = 41,304,420,108,207.33/7,990,418.97
  6. Step 6: Final answer
    x = 5,169,243.35

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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.