Home / 17,137,186.29-25,704,874.09-5,621,136.61

Finding the Fourth Proportional to 17,137,186.29, 25,704,874.09 and 5,621,136.61

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Solution

The fourth proportional to 17,137,186.29, 25,704,874.09 and 5,621,136.61 is: 8,431,407.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,137,186.29 : 25,704,874.09 = 5,621,136.61 : x
  2. Step 2: Convert to fraction form
    17,137,186.29/25,704,874.09 = 5,621,136.61/x
  3. Step 3: Cross multiply
    17,137,186.29x = 25,704,874.09 × 5,621,136.61
  4. Step 4: Simplify right side
    17,137,186.29x = 144,490,608,802,739.44
  5. Step 5: Solve for x
    x = 144,490,608,802,739.44/17,137,186.29
  6. Step 6: Final answer
    x = 8,431,407.95

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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.