Home / 21,922,080.70-32,883,121.05-21,040,282.30

Finding the Fourth Proportional to 21,922,080.70, 32,883,121.05 and 21,040,282.30

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Solution

The fourth proportional to 21,922,080.70, 32,883,121.05 and 21,040,282.30 is: 31,560,423.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,922,080.70 : 32,883,121.05 = 21,040,282.30 : x
  2. Step 2: Convert to fraction form
    21,922,080.70/32,883,121.05 = 21,040,282.30/x
  3. Step 3: Cross multiply
    21,922,080.70x = 32,883,121.05 × 21,040,282.30
  4. Step 4: Simplify right side
    21,922,080.70x = 691,870,149,797,072.50
  5. Step 5: Solve for x
    x = 691,870,149,797,072.50/21,922,080.70
  6. Step 6: Final answer
    x = 31,560,423.45

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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.