Home / 6,780,119.21-9,356,633.17-3,682,703.05

Finding the Fourth Proportional to 6,780,119.21, 9,356,633.17 and 3,682,703.05

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Solution

The fourth proportional to 6,780,119.21, 9,356,633.17 and 3,682,703.05 is: 5,082,167.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,780,119.21 : 9,356,633.17 = 3,682,703.05 : x
  2. Step 2: Convert to fraction form
    6,780,119.21/9,356,633.17 = 3,682,703.05/x
  3. Step 3: Cross multiply
    6,780,119.21x = 9,356,633.17 × 3,682,703.05
  4. Step 4: Simplify right side
    6,780,119.21x = 34,457,701,466,107
  5. Step 5: Solve for x
    x = 34,457,701,466,107/6,780,119.21
  6. Step 6: Final answer
    x = 5,082,167.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.