Home / 17,918,344.80-26,877,517.20-4,455,172.80

Finding the Fourth Proportional to 17,918,344.80, 26,877,517.20 and 4,455,172.80

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Solution

The fourth proportional to 17,918,344.80, 26,877,517.20 and 4,455,172.80 is: 6,682,759.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,918,344.80 : 26,877,517.20 = 4,455,172.80 : x
  2. Step 2: Convert to fraction form
    17,918,344.80/26,877,517.20 = 4,455,172.80/x
  3. Step 3: Cross multiply
    17,918,344.80x = 26,877,517.20 × 4,455,172.80
  4. Step 4: Simplify right side
    17,918,344.80x = 119,743,983,560,972.16
  5. Step 5: Solve for x
    x = 119,743,983,560,972.16/17,918,344.80
  6. Step 6: Final answer
    x = 6,682,759.20

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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.