Home / 6,213,406.64-8,570,084.24-4,147,380.54

Finding the Fourth Proportional to 6,213,406.64, 8,570,084.24 and 4,147,380.54

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Solution

The fourth proportional to 6,213,406.64, 8,570,084.24 and 4,147,380.54 is: 5,720,436.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,213,406.64 : 8,570,084.24 = 4,147,380.54 : x
  2. Step 2: Convert to fraction form
    6,213,406.64/8,570,084.24 = 4,147,380.54/x
  3. Step 3: Cross multiply
    6,213,406.64x = 8,570,084.24 × 4,147,380.54
  4. Step 4: Simplify right side
    6,213,406.64x = 35,543,400,613,505.14
  5. Step 5: Solve for x
    x = 35,543,400,613,505.14/6,213,406.64
  6. Step 6: Final answer
    x = 5,720,436.90

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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.