Home / 6,180,906.45-8,529,489.27-3,427,586.86

Finding the Fourth Proportional to 6,180,906.45, 8,529,489.27 and 3,427,586.86

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Solution

The fourth proportional to 6,180,906.45, 8,529,489.27 and 3,427,586.86 is: 4,729,980.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,180,906.45 : 8,529,489.27 = 3,427,586.86 : x
  2. Step 2: Convert to fraction form
    6,180,906.45/8,529,489.27 = 3,427,586.86/x
  3. Step 3: Cross multiply
    6,180,906.45x = 8,529,489.27 × 3,427,586.86
  4. Step 4: Simplify right side
    6,180,906.45x = 29,235,565,344,362.99
  5. Step 5: Solve for x
    x = 29,235,565,344,362.99/6,180,906.45
  6. Step 6: Final answer
    x = 4,729,980.24

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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.