Home / 13,589,143.27-20,383,714.87-4,953,891.32

Finding the Fourth Proportional to 13,589,143.27, 20,383,714.87 and 4,953,891.32

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Solution

The fourth proportional to 13,589,143.27, 20,383,714.87 and 4,953,891.32 is: 7,430,836.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,589,143.27 : 20,383,714.87 = 4,953,891.32 : x
  2. Step 2: Convert to fraction form
    13,589,143.27/20,383,714.87 = 4,953,891.32/x
  3. Step 3: Cross multiply
    13,589,143.27x = 20,383,714.87 × 4,953,891.32
  4. Step 4: Simplify right side
    13,589,143.27x = 100,978,708,125,983.55
  5. Step 5: Solve for x
    x = 100,978,708,125,983.55/13,589,143.27
  6. Step 6: Final answer
    x = 7,430,836.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.