Home / 6,328,211.52-8,732,879.28-3,427,534.56

Finding the Fourth Proportional to 6,328,211.52, 8,732,879.28 and 3,427,534.56

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Solution

The fourth proportional to 6,328,211.52, 8,732,879.28 and 3,427,534.56 is: 4,729,969.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,328,211.52 : 8,732,879.28 = 3,427,534.56 : x
  2. Step 2: Convert to fraction form
    6,328,211.52/8,732,879.28 = 3,427,534.56/x
  3. Step 3: Cross multiply
    6,328,211.52x = 8,732,879.28 × 3,427,534.56
  4. Step 4: Simplify right side
    6,328,211.52x = 29,932,245,540,507.91
  5. Step 5: Solve for x
    x = 29,932,245,540,507.91/6,328,211.52
  6. Step 6: Final answer
    x = 4,729,969.19

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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.