Home / 8,505,607.68-12,760,567.20-2,825,861.76

Finding the Fourth Proportional to 8,505,607.68, 12,760,567.20 and 2,825,861.76

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Solution

The fourth proportional to 8,505,607.68, 12,760,567.20 and 2,825,861.76 is: 4,239,508.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,505,607.68 : 12,760,567.20 = 2,825,861.76 : x
  2. Step 2: Convert to fraction form
    8,505,607.68/12,760,567.20 = 2,825,861.76/x
  3. Step 3: Cross multiply
    8,505,607.68x = 12,760,567.20 × 2,825,861.76
  4. Step 4: Simplify right side
    8,505,607.68x = 36,059,598,886,390.27
  5. Step 5: Solve for x
    x = 36,059,598,886,390.27/8,505,607.68
  6. Step 6: Final answer
    x = 4,239,508.83

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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.