Home / 15,037,590.92-20,751,896.46-8,162,074.44

Finding the Fourth Proportional to 15,037,590.92, 20,751,896.46 and 8,162,074.44

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Solution

The fourth proportional to 15,037,590.92, 20,751,896.46 and 8,162,074.44 is: 11,263,674.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,037,590.92 : 20,751,896.46 = 8,162,074.44 : x
  2. Step 2: Convert to fraction form
    15,037,590.92/20,751,896.46 = 8,162,074.44/x
  3. Step 3: Cross multiply
    15,037,590.92x = 20,751,896.46 × 8,162,074.44
  4. Step 4: Simplify right side
    15,037,590.92x = 169,378,523,677,692.50
  5. Step 5: Solve for x
    x = 169,378,523,677,692.50/15,037,590.92
  6. Step 6: Final answer
    x = 11,263,674.12

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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.