Home / 20,480,896.08-30,733,464.20-7,536,136.70

Finding the Fourth Proportional to 20,480,896.08, 30,733,464.20 and 7,536,136.70

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Solution

The fourth proportional to 20,480,896.08, 30,733,464.20 and 7,536,136.70 is: 11,308,664.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,480,896.08 : 30,733,464.20 = 7,536,136.70 : x
  2. Step 2: Convert to fraction form
    20,480,896.08/30,733,464.20 = 7,536,136.70/x
  3. Step 3: Cross multiply
    20,480,896.08x = 30,733,464.20 × 7,536,136.70
  4. Step 4: Simplify right side
    20,480,896.08x = 231,611,587,284,408.16
  5. Step 5: Solve for x
    x = 231,611,587,284,408.16/20,480,896.08
  6. Step 6: Final answer
    x = 11,308,664.74

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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.