Home / 6,156,576.18-8,494,003.80-3,983,868.21

Finding the Fourth Proportional to 6,156,576.18, 8,494,003.80 and 3,983,868.21

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Solution

The fourth proportional to 6,156,576.18, 8,494,003.80 and 3,983,868.21 is: 5,496,397.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,156,576.18 : 8,494,003.80 = 3,983,868.21 : x
  2. Step 2: Convert to fraction form
    6,156,576.18/8,494,003.80 = 3,983,868.21/x
  3. Step 3: Cross multiply
    6,156,576.18x = 8,494,003.80 × 3,983,868.21
  4. Step 4: Simplify right side
    6,156,576.18x = 33,838,991,714,439.20
  5. Step 5: Solve for x
    x = 33,838,991,714,439.20/6,156,576.18
  6. Step 6: Final answer
    x = 5,496,397.79

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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.