Home / 72,555,920.30-100,136,183.83-41,204,040.10

Finding the Fourth Proportional to 72,555,920.30, 100,136,183.83 and 41,204,040.10

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Solution

The fourth proportional to 72,555,920.30, 100,136,183.83 and 41,204,040.10 is: 56,866,694.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,555,920.30 : 100,136,183.83 = 41,204,040.10 : x
  2. Step 2: Convert to fraction form
    72,555,920.30/100,136,183.83 = 41,204,040.10/x
  3. Step 3: Cross multiply
    72,555,920.30x = 100,136,183.83 × 41,204,040.10
  4. Step 4: Simplify right side
    72,555,920.30x = 4,126,015,334,433,774
  5. Step 5: Solve for x
    x = 4,126,015,334,433,774/72,555,920.30
  6. Step 6: Final answer
    x = 56,866,694.23

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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.