Home / 11,121,119.10-16,678,457.88-3,339,719.79

Finding the Fourth Proportional to 11,121,119.10, 16,678,457.88 and 3,339,719.79

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Solution

The fourth proportional to 11,121,119.10, 16,678,457.88 and 3,339,719.79 is: 5,008,612.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,121,119.10 : 16,678,457.88 = 3,339,719.79 : x
  2. Step 2: Convert to fraction form
    11,121,119.10/16,678,457.88 = 3,339,719.79/x
  3. Step 3: Cross multiply
    11,121,119.10x = 16,678,457.88 × 3,339,719.79
  4. Step 4: Simplify right side
    11,121,119.10x = 55,701,375,848,517.45
  5. Step 5: Solve for x
    x = 55,701,375,848,517.45/11,121,119.10
  6. Step 6: Final answer
    x = 5,008,612.47

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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.