Home / 10,790,429.20-16,183,051.80-6,231,619.60

Finding the Fourth Proportional to 10,790,429.20, 16,183,051.80 and 6,231,619.60

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Solution

The fourth proportional to 10,790,429.20, 16,183,051.80 and 6,231,619.60 is: 9,345,932.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790,429.20 : 16,183,051.80 = 6,231,619.60 : x
  2. Step 2: Convert to fraction form
    10,790,429.20/16,183,051.80 = 6,231,619.60/x
  3. Step 3: Cross multiply
    10,790,429.20x = 16,183,051.80 × 6,231,619.60
  4. Step 4: Simplify right side
    10,790,429.20x = 100,846,622,784,695.28
  5. Step 5: Solve for x
    x = 100,846,622,784,695.28/10,790,429.20
  6. Step 6: Final answer
    x = 9,345,932.48

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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.