Home / 11,491,812.80-17,237,719.20-3,513,636.80

Finding the Fourth Proportional to 11,491,812.80, 17,237,719.20 and 3,513,636.80

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Solution

The fourth proportional to 11,491,812.80, 17,237,719.20 and 3,513,636.80 is: 5,270,455.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,491,812.80 : 17,237,719.20 = 3,513,636.80 : x
  2. Step 2: Convert to fraction form
    11,491,812.80/17,237,719.20 = 3,513,636.80/x
  3. Step 3: Cross multiply
    11,491,812.80x = 17,237,719.20 × 3,513,636.80
  4. Step 4: Simplify right side
    11,491,812.80x = 60,567,084,529,186.55
  5. Step 5: Solve for x
    x = 60,567,084,529,186.55/11,491,812.80
  6. Step 6: Final answer
    x = 5,270,455.20

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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.