Home / 5,180,914.98-7,150,944.24-3,529,794.42

Finding the Fourth Proportional to 5,180,914.98, 7,150,944.24 and 3,529,794.42

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Solution

The fourth proportional to 5,180,914.98, 7,150,944.24 and 3,529,794.42 is: 4,871,989.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180,914.98 : 7,150,944.24 = 3,529,794.42 : x
  2. Step 2: Convert to fraction form
    5,180,914.98/7,150,944.24 = 3,529,794.42/x
  3. Step 3: Cross multiply
    5,180,914.98x = 7,150,944.24 × 3,529,794.42
  4. Step 4: Simplify right side
    5,180,914.98x = 25,241,363,076,083.14
  5. Step 5: Solve for x
    x = 25,241,363,076,083.14/5,180,914.98
  6. Step 6: Final answer
    x = 4,871,989.44

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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.