Home / 6,347,679.89-8,765,776.76-4,419,213.53

Finding the Fourth Proportional to 6,347,679.89, 8,765,776.76 and 4,419,213.53

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Solution

The fourth proportional to 6,347,679.89, 8,765,776.76 and 4,419,213.53 is: 6,102,676.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,347,679.89 : 8,765,776.76 = 4,419,213.53 : x
  2. Step 2: Convert to fraction form
    6,347,679.89/8,765,776.76 = 4,419,213.53/x
  3. Step 3: Cross multiply
    6,347,679.89x = 8,765,776.76 × 4,419,213.53
  4. Step 4: Simplify right side
    6,347,679.89x = 38,737,839,192,826.62
  5. Step 5: Solve for x
    x = 38,737,839,192,826.62/6,347,679.89
  6. Step 6: Final answer
    x = 6,102,676.87

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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.