Home / 16,299,243.20-24,431,008.80-8,199,300.80

Finding the Fourth Proportional to 16,299,243.20, 24,431,008.80 and 8,199,300.80

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Solution

The fourth proportional to 16,299,243.20, 24,431,008.80 and 8,199,300.80 is: 12,289,968.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,299,243.20 : 24,431,008.80 = 8,199,300.80 : x
  2. Step 2: Convert to fraction form
    16,299,243.20/24,431,008.80 = 8,199,300.80/x
  3. Step 3: Cross multiply
    16,299,243.20x = 24,431,008.80 × 8,199,300.80
  4. Step 4: Simplify right side
    16,299,243.20x = 200,317,189,998,647.03
  5. Step 5: Solve for x
    x = 200,317,189,998,647.03/16,299,243.20
  6. Step 6: Final answer
    x = 12,289,968.78

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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.