Home / 69,923,910.12-96,495,400.28-38,986,005.48

Finding the Fourth Proportional to 69,923,910.12, 96,495,400.28 and 38,986,005.48

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Solution

The fourth proportional to 69,923,910.12, 96,495,400.28 and 38,986,005.48 is: 53,800,912.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,923,910.12 : 96,495,400.28 = 38,986,005.48 : x
  2. Step 2: Convert to fraction form
    69,923,910.12/96,495,400.28 = 38,986,005.48/x
  3. Step 3: Cross multiply
    69,923,910.12x = 96,495,400.28 × 38,986,005.48
  4. Step 4: Simplify right side
    69,923,910.12x = 3,761,970,204,110,873.50
  5. Step 5: Solve for x
    x = 3,761,970,204,110,873.50/69,923,910.12
  6. Step 6: Final answer
    x = 53,800,912.99

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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.