Home / 10,800,244.80-16,181,704.80-9,120,628.80

Finding the Fourth Proportional to 10,800,244.80, 16,181,704.80 and 9,120,628.80

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Solution

The fourth proportional to 10,800,244.80, 16,181,704.80 and 9,120,628.80 is: 13,665,183.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,800,244.80 : 16,181,704.80 = 9,120,628.80 : x
  2. Step 2: Convert to fraction form
    10,800,244.80/16,181,704.80 = 9,120,628.80/x
  3. Step 3: Cross multiply
    10,800,244.80x = 16,181,704.80 × 9,120,628.80
  4. Step 4: Simplify right side
    10,800,244.80x = 147,587,322,831,978.25
  5. Step 5: Solve for x
    x = 147,587,322,831,978.25/10,800,244.80
  6. Step 6: Final answer
    x = 13,665,183.11

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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.