Home / 6,876,361.20-10,311,917.40-2,082,457.20

Finding the Fourth Proportional to 6,876,361.20, 10,311,917.40 and 2,082,457.20

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Solution

The fourth proportional to 6,876,361.20, 10,311,917.40 and 2,082,457.20 is: 3,122,891.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876,361.20 : 10,311,917.40 = 2,082,457.20 : x
  2. Step 2: Convert to fraction form
    6,876,361.20/10,311,917.40 = 2,082,457.20/x
  3. Step 3: Cross multiply
    6,876,361.20x = 10,311,917.40 × 2,082,457.20
  4. Step 4: Simplify right side
    6,876,361.20x = 21,474,126,635,435.28
  5. Step 5: Solve for x
    x = 21,474,126,635,435.28/6,876,361.20
  6. Step 6: Final answer
    x = 3,122,891.02

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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.