Home / 5,434,014-7,505,516.19-3,961,590.78

Finding the Fourth Proportional to 5,434,014, 7,505,516.19 and 3,961,590.78

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Solution

The fourth proportional to 5,434,014, 7,505,516.19 and 3,961,590.78 is: 5,471,790.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434,014 : 7,505,516.19 = 3,961,590.78 : x
  2. Step 2: Convert to fraction form
    5,434,014/7,505,516.19 = 3,961,590.78/x
  3. Step 3: Cross multiply
    5,434,014x = 7,505,516.19 × 3,961,590.78
  4. Step 4: Simplify right side
    5,434,014x = 29,733,783,737,444.73
  5. Step 5: Solve for x
    x = 29,733,783,737,444.73/5,434,014
  6. Step 6: Final answer
    x = 5,471,790.05

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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.