Home / 6,181,528.82-8,531,020.45-3,429,103.66

Finding the Fourth Proportional to 6,181,528.82, 8,531,020.45 and 3,429,103.66

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Solution

The fourth proportional to 6,181,528.82, 8,531,020.45 and 3,429,103.66 is: 4,732,446.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,181,528.82 : 8,531,020.45 = 3,429,103.66 : x
  2. Step 2: Convert to fraction form
    6,181,528.82/8,531,020.45 = 3,429,103.66/x
  3. Step 3: Cross multiply
    6,181,528.82x = 8,531,020.45 × 3,429,103.66
  4. Step 4: Simplify right side
    6,181,528.82x = 29,253,753,448,629.85
  5. Step 5: Solve for x
    x = 29,253,753,448,629.85/6,181,528.82
  6. Step 6: Final answer
    x = 4,732,446.34

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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.