Home / 7,256,785.50-10,014,361.05-3,993,600.22

Finding the Fourth Proportional to 7,256,785.50, 10,014,361.05 and 3,993,600.22

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Solution

The fourth proportional to 7,256,785.50, 10,014,361.05 and 3,993,600.22 is: 5,511,166.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,256,785.50 : 10,014,361.05 = 3,993,600.22 : x
  2. Step 2: Convert to fraction form
    7,256,785.50/10,014,361.05 = 3,993,600.22/x
  3. Step 3: Cross multiply
    7,256,785.50x = 10,014,361.05 × 3,993,600.22
  4. Step 4: Simplify right side
    7,256,785.50x = 39,993,354,492,439.44
  5. Step 5: Solve for x
    x = 39,993,354,492,439.44/7,256,785.50
  6. Step 6: Final answer
    x = 5,511,166.69

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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.