Home / 11,638,528.38-16,061,169.60-6,481,889.64

Finding the Fourth Proportional to 11,638,528.38, 16,061,169.60 and 6,481,889.64

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Solution

The fourth proportional to 11,638,528.38, 16,061,169.60 and 6,481,889.64 is: 8,945,007.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,638,528.38 : 16,061,169.60 = 6,481,889.64 : x
  2. Step 2: Convert to fraction form
    11,638,528.38/16,061,169.60 = 6,481,889.64/x
  3. Step 3: Cross multiply
    11,638,528.38x = 16,061,169.60 × 6,481,889.64
  4. Step 4: Simplify right side
    11,638,528.38x = 104,106,728,836,522.94
  5. Step 5: Solve for x
    x = 104,106,728,836,522.94/11,638,528.38
  6. Step 6: Final answer
    x = 8,945,007.95

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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.