Home / 40,101,311.33-55,338,377.67-22,697,282.78

Finding the Fourth Proportional to 40,101,311.33, 55,338,377.67 and 22,697,282.78

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Solution

The fourth proportional to 40,101,311.33, 55,338,377.67 and 22,697,282.78 is: 31,321,439.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,101,311.33 : 55,338,377.67 = 22,697,282.78 : x
  2. Step 2: Convert to fraction form
    40,101,311.33/55,338,377.67 = 22,697,282.78/x
  3. Step 3: Cross multiply
    40,101,311.33x = 55,338,377.67 × 22,697,282.78
  4. Step 4: Simplify right side
    40,101,311.33x = 1,256,030,806,285,735.50
  5. Step 5: Solve for x
    x = 1,256,030,806,285,735.50/40,101,311.33
  6. Step 6: Final answer
    x = 31,321,439.74

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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.