Home / 76,080,205.01-104,981,825.45-42,591,517.86

Finding the Fourth Proportional to 76,080,205.01, 104,981,825.45 and 42,591,517.86

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Solution

The fourth proportional to 76,080,205.01, 104,981,825.45 and 42,591,517.86 is: 58,771,336.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,080,205.01 : 104,981,825.45 = 42,591,517.86 : x
  2. Step 2: Convert to fraction form
    76,080,205.01/104,981,825.45 = 42,591,517.86/x
  3. Step 3: Cross multiply
    76,080,205.01x = 104,981,825.45 × 42,591,517.86
  4. Step 4: Simplify right side
    76,080,205.01x = 4,471,335,294,129,238.50
  5. Step 5: Solve for x
    x = 4,471,335,294,129,238.50/76,080,205.01
  6. Step 6: Final answer
    x = 58,771,336.03

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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.