Home / 6,151,833.20-8,489,772.67-3,538,333.12

Finding the Fourth Proportional to 6,151,833.20, 8,489,772.67 and 3,538,333.12

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Solution

The fourth proportional to 6,151,833.20, 8,489,772.67 and 3,538,333.12 is: 4,883,039.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,151,833.20 : 8,489,772.67 = 3,538,333.12 : x
  2. Step 2: Convert to fraction form
    6,151,833.20/8,489,772.67 = 3,538,333.12/x
  3. Step 3: Cross multiply
    6,151,833.20x = 8,489,772.67 × 3,538,333.12
  4. Step 4: Simplify right side
    6,151,833.20x = 30,039,643,759,391.30
  5. Step 5: Solve for x
    x = 30,039,643,759,391.30/6,151,833.20
  6. Step 6: Final answer
    x = 4,883,039.38

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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.