Home / 8,151,896.27-12,227,836.37-2,086,618.32

Finding the Fourth Proportional to 8,151,896.27, 12,227,836.37 and 2,086,618.32

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Solution

The fourth proportional to 8,151,896.27, 12,227,836.37 and 2,086,618.32 is: 3,129,925.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,151,896.27 : 12,227,836.37 = 2,086,618.32 : x
  2. Step 2: Convert to fraction form
    8,151,896.27/12,227,836.37 = 2,086,618.32/x
  3. Step 3: Cross multiply
    8,151,896.27x = 12,227,836.37 × 2,086,618.32
  4. Step 4: Simplify right side
    8,151,896.27x = 25,514,827,373,171.21
  5. Step 5: Solve for x
    x = 25,514,827,373,171.21/8,151,896.27
  6. Step 6: Final answer
    x = 3,129,925.42

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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.