Home / 10,514,121.20-15,771,181.80-4,530,489.20

Finding the Fourth Proportional to 10,514,121.20, 15,771,181.80 and 4,530,489.20

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Solution

The fourth proportional to 10,514,121.20, 15,771,181.80 and 4,530,489.20 is: 6,795,733.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,514,121.20 : 15,771,181.80 = 4,530,489.20 : x
  2. Step 2: Convert to fraction form
    10,514,121.20/15,771,181.80 = 4,530,489.20/x
  3. Step 3: Cross multiply
    10,514,121.20x = 15,771,181.80 × 4,530,489.20
  4. Step 4: Simplify right side
    10,514,121.20x = 71,451,168,816,136.56
  5. Step 5: Solve for x
    x = 71,451,168,816,136.56/10,514,121.20
  6. Step 6: Final answer
    x = 6,795,733.80

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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.