Home / 11,989,743.82-16,545,834.78-6,483,105.49

Finding the Fourth Proportional to 11,989,743.82, 16,545,834.78 and 6,483,105.49

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Solution

The fourth proportional to 11,989,743.82, 16,545,834.78 and 6,483,105.49 is: 8,946,679.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,989,743.82 : 16,545,834.78 = 6,483,105.49 : x
  2. Step 2: Convert to fraction form
    11,989,743.82/16,545,834.78 = 6,483,105.49/x
  3. Step 3: Cross multiply
    11,989,743.82x = 16,545,834.78 × 6,483,105.49
  4. Step 4: Simplify right side
    11,989,743.82x = 107,268,392,298,850.94
  5. Step 5: Solve for x
    x = 107,268,392,298,850.94/11,989,743.82
  6. Step 6: Final answer
    x = 8,946,679.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.