Home / 14,045,857.29-21,068,786.07-3,948,478.29

Finding the Fourth Proportional to 14,045,857.29, 21,068,786.07 and 3,948,478.29

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Solution

The fourth proportional to 14,045,857.29, 21,068,786.07 and 3,948,478.29 is: 5,922,717.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045,857.29 : 21,068,786.07 = 3,948,478.29 : x
  2. Step 2: Convert to fraction form
    14,045,857.29/21,068,786.07 = 3,948,478.29/x
  3. Step 3: Cross multiply
    14,045,857.29x = 21,068,786.07 × 3,948,478.29
  4. Step 4: Simplify right side
    14,045,857.29x = 83,189,644,394,049.42
  5. Step 5: Solve for x
    x = 83,189,644,394,049.42/14,045,857.29
  6. Step 6: Final answer
    x = 5,922,717.47

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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.