Home / 6,343,830.77-8,754,464.24-3,443,221.61

Finding the Fourth Proportional to 6,343,830.77, 8,754,464.24 and 3,443,221.61

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Solution

The fourth proportional to 6,343,830.77, 8,754,464.24 and 3,443,221.61 is: 4,751,633.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343,830.77 : 8,754,464.24 = 3,443,221.61 : x
  2. Step 2: Convert to fraction form
    6,343,830.77/8,754,464.24 = 3,443,221.61/x
  3. Step 3: Cross multiply
    6,343,830.77x = 8,754,464.24 × 3,443,221.61
  4. Step 4: Simplify right side
    6,343,830.77x = 30,143,560,439,893.12
  5. Step 5: Solve for x
    x = 30,143,560,439,893.12/6,343,830.77
  6. Step 6: Final answer
    x = 4,751,633.76

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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.