Home / 12,090,926.97-16,685,313.51-6,863,889.44

Finding the Fourth Proportional to 12,090,926.97, 16,685,313.51 and 6,863,889.44

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Solution

The fourth proportional to 12,090,926.97, 16,685,313.51 and 6,863,889.44 is: 9,472,073.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,090,926.97 : 16,685,313.51 = 6,863,889.44 : x
  2. Step 2: Convert to fraction form
    12,090,926.97/16,685,313.51 = 6,863,889.44/x
  3. Step 3: Cross multiply
    12,090,926.97x = 16,685,313.51 × 6,863,889.44
  4. Step 4: Simplify right side
    12,090,926.97x = 114,526,147,204,378.34
  5. Step 5: Solve for x
    x = 114,526,147,204,378.34/12,090,926.97
  6. Step 6: Final answer
    x = 9,472,073.36

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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.