Home / 12,216,396.50-18,324,650.33-4,129,415.43

Finding the Fourth Proportional to 12,216,396.50, 18,324,650.33 and 4,129,415.43

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Solution

The fourth proportional to 12,216,396.50, 18,324,650.33 and 4,129,415.43 is: 6,194,141.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,216,396.50 : 18,324,650.33 = 4,129,415.43 : x
  2. Step 2: Convert to fraction form
    12,216,396.50/18,324,650.33 = 4,129,415.43/x
  3. Step 3: Cross multiply
    12,216,396.50x = 18,324,650.33 × 4,129,415.43
  4. Step 4: Simplify right side
    12,216,396.50x = 75,670,093,822,056.59
  5. Step 5: Solve for x
    x = 75,670,093,822,056.59/12,216,396.50
  6. Step 6: Final answer
    x = 6,194,141.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.