Home / 30,410,217.36-41,932,461.24-19,379,481.84

Finding the Fourth Proportional to 30,410,217.36, 41,932,461.24 and 19,379,481.84

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Solution

The fourth proportional to 30,410,217.36, 41,932,461.24 and 19,379,481.84 is: 26,722,248.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,410,217.36 : 41,932,461.24 = 19,379,481.84 : x
  2. Step 2: Convert to fraction form
    30,410,217.36/41,932,461.24 = 19,379,481.84/x
  3. Step 3: Cross multiply
    30,410,217.36x = 41,932,461.24 × 19,379,481.84
  4. Step 4: Simplify right side
    30,410,217.36x = 812,629,371,107,083.88
  5. Step 5: Solve for x
    x = 812,629,371,107,083.88/30,410,217.36
  6. Step 6: Final answer
    x = 26,722,248.04

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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.