Home / 6,263,709.72-8,643,772.44-3,685,557.48

Finding the Fourth Proportional to 6,263,709.72, 8,643,772.44 and 3,685,557.48

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Solution

The fourth proportional to 6,263,709.72, 8,643,772.44 and 3,685,557.48 is: 5,085,982.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,263,709.72 : 8,643,772.44 = 3,685,557.48 : x
  2. Step 2: Convert to fraction form
    6,263,709.72/8,643,772.44 = 3,685,557.48/x
  3. Step 3: Cross multiply
    6,263,709.72x = 8,643,772.44 × 3,685,557.48
  4. Step 4: Simplify right side
    6,263,709.72x = 31,857,120,171,659.85
  5. Step 5: Solve for x
    x = 31,857,120,171,659.85/6,263,709.72
  6. Step 6: Final answer
    x = 5,085,982.84

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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.