Home / 12,531,079.26-18,796,633.38-3,433,255.83

Finding the Fourth Proportional to 12,531,079.26, 18,796,633.38 and 3,433,255.83

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Solution

The fourth proportional to 12,531,079.26, 18,796,633.38 and 3,433,255.83 is: 5,149,887.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,531,079.26 : 18,796,633.38 = 3,433,255.83 : x
  2. Step 2: Convert to fraction form
    12,531,079.26/18,796,633.38 = 3,433,255.83/x
  3. Step 3: Cross multiply
    12,531,079.26x = 18,796,633.38 × 3,433,255.83
  4. Step 4: Simplify right side
    12,531,079.26x = 64,533,651,136,257.60
  5. Step 5: Solve for x
    x = 64,533,651,136,257.60/12,531,079.26
  6. Step 6: Final answer
    x = 5,149,887.71

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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.