Home / 11,297,059.20-15,589,961.52-6,140,406.72

Finding the Fourth Proportional to 11,297,059.20, 15,589,961.52 and 6,140,406.72

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Solution

The fourth proportional to 11,297,059.20, 15,589,961.52 and 6,140,406.72 is: 8,473,772.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,297,059.20 : 15,589,961.52 = 6,140,406.72 : x
  2. Step 2: Convert to fraction form
    11,297,059.20/15,589,961.52 = 6,140,406.72/x
  3. Step 3: Cross multiply
    11,297,059.20x = 15,589,961.52 × 6,140,406.72
  4. Step 4: Simplify right side
    11,297,059.20x = 95,728,704,481,949.41
  5. Step 5: Solve for x
    x = 95,728,704,481,949.41/11,297,059.20
  6. Step 6: Final answer
    x = 8,473,772.05

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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.