Home / 6,180,872.42-8,529,590.23-3,427,491.80

Finding the Fourth Proportional to 6,180,872.42, 8,529,590.23 and 3,427,491.80

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Solution

The fourth proportional to 6,180,872.42, 8,529,590.23 and 3,427,491.80 is: 4,729,931.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,180,872.42 : 8,529,590.23 = 3,427,491.80 : x
  2. Step 2: Convert to fraction form
    6,180,872.42/8,529,590.23 = 3,427,491.80/x
  3. Step 3: Cross multiply
    6,180,872.42x = 8,529,590.23 × 3,427,491.80
  4. Step 4: Simplify right side
    6,180,872.42x = 29,235,100,519,468.43
  5. Step 5: Solve for x
    x = 29,235,100,519,468.43/6,180,872.42
  6. Step 6: Final answer
    x = 4,729,931.08

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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.