Home / 12,025,844.20-18,041,318.70-3,938,222.44

Finding the Fourth Proportional to 12,025,844.20, 18,041,318.70 and 3,938,222.44

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Solution

The fourth proportional to 12,025,844.20, 18,041,318.70 and 3,938,222.44 is: 5,908,169.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,025,844.20 : 18,041,318.70 = 3,938,222.44 : x
  2. Step 2: Convert to fraction form
    12,025,844.20/18,041,318.70 = 3,938,222.44/x
  3. Step 3: Cross multiply
    12,025,844.20x = 18,041,318.70 × 3,938,222.44
  4. Step 4: Simplify right side
    12,025,844.20x = 71,050,726,151,531.62
  5. Step 5: Solve for x
    x = 71,050,726,151,531.62/12,025,844.20
  6. Step 6: Final answer
    x = 5,908,169.52

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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.