Home / 30,696,797.76-42,361,321.07-16,945,466.64

Finding the Fourth Proportional to 30,696,797.76, 42,361,321.07 and 16,945,466.64

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Solution

The fourth proportional to 30,696,797.76, 42,361,321.07 and 16,945,466.64 is: 23,384,600.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,696,797.76 : 42,361,321.07 = 16,945,466.64 : x
  2. Step 2: Convert to fraction form
    30,696,797.76/42,361,321.07 = 16,945,466.64/x
  3. Step 3: Cross multiply
    30,696,797.76x = 42,361,321.07 × 16,945,466.64
  4. Step 4: Simplify right side
    30,696,797.76x = 717,832,352,933,286.75
  5. Step 5: Solve for x
    x = 717,832,352,933,286.75/30,696,797.76
  6. Step 6: Final answer
    x = 23,384,600.52

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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.