Home / 8,143,256.96-12,211,093.92-3,022,120.16

Finding the Fourth Proportional to 8,143,256.96, 12,211,093.92 and 3,022,120.16

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Solution

The fourth proportional to 8,143,256.96, 12,211,093.92 and 3,022,120.16 is: 4,531,773.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,143,256.96 : 12,211,093.92 = 3,022,120.16 : x
  2. Step 2: Convert to fraction form
    8,143,256.96/12,211,093.92 = 3,022,120.16/x
  3. Step 3: Cross multiply
    8,143,256.96x = 12,211,093.92 × 3,022,120.16
  4. Step 4: Simplify right side
    8,143,256.96x = 36,903,393,111,285.43
  5. Step 5: Solve for x
    x = 36,903,393,111,285.43/8,143,256.96
  6. Step 6: Final answer
    x = 4,531,773.13

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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.