Home / 6,749,621.88-9,313,037.82-3,997,173.84

Finding the Fourth Proportional to 6,749,621.88, 9,313,037.82 and 3,997,173.84

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Solution

The fourth proportional to 6,749,621.88, 9,313,037.82 and 3,997,173.84 is: 5,515,246.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,749,621.88 : 9,313,037.82 = 3,997,173.84 : x
  2. Step 2: Convert to fraction form
    6,749,621.88/9,313,037.82 = 3,997,173.84/x
  3. Step 3: Cross multiply
    6,749,621.88x = 9,313,037.82 × 3,997,173.84
  4. Step 4: Simplify right side
    6,749,621.88x = 37,225,831,145,034.62
  5. Step 5: Solve for x
    x = 37,225,831,145,034.62/6,749,621.88
  6. Step 6: Final answer
    x = 5,515,246.90

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1.5x scale

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.