Home / 21,984,974.80-32,977,462.20-10,647,566.80

Finding the Fourth Proportional to 21,984,974.80, 32,977,462.20 and 10,647,566.80

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Solution

The fourth proportional to 21,984,974.80, 32,977,462.20 and 10,647,566.80 is: 15,971,350.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,984,974.80 : 32,977,462.20 = 10,647,566.80 : x
  2. Step 2: Convert to fraction form
    21,984,974.80/32,977,462.20 = 10,647,566.80/x
  3. Step 3: Cross multiply
    21,984,974.80x = 32,977,462.20 × 10,647,566.80
  4. Step 4: Simplify right side
    21,984,974.80x = 351,129,731,668,975
  5. Step 5: Solve for x
    x = 351,129,731,668,975/21,984,974.80
  6. Step 6: Final answer
    x = 15,971,350.20

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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.