Home / 8,136,479-12,204,321.60-3,019,904.48

Finding the Fourth Proportional to 8,136,479, 12,204,321.60 and 3,019,904.48

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Solution

The fourth proportional to 8,136,479, 12,204,321.60 and 3,019,904.48 is: 4,529,709.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,136,479 : 12,204,321.60 = 3,019,904.48 : x
  2. Step 2: Convert to fraction form
    8,136,479/12,204,321.60 = 3,019,904.48/x
  3. Step 3: Cross multiply
    8,136,479x = 12,204,321.60 × 3,019,904.48
  4. Step 4: Simplify right side
    8,136,479x = 36,855,885,475,200.77
  5. Step 5: Solve for x
    x = 36,855,885,475,200.77/8,136,479
  6. Step 6: Final answer
    x = 4,529,709.41

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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.