Home / 14,080,876.92-19,428,279.66-7,969,305.42

Finding the Fourth Proportional to 14,080,876.92, 19,428,279.66 and 7,969,305.42

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Solution

The fourth proportional to 14,080,876.92, 19,428,279.66 and 7,969,305.42 is: 10,995,756.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,080,876.92 : 19,428,279.66 = 7,969,305.42 : x
  2. Step 2: Convert to fraction form
    14,080,876.92/19,428,279.66 = 7,969,305.42/x
  3. Step 3: Cross multiply
    14,080,876.92x = 19,428,279.66 × 7,969,305.42
  4. Step 4: Simplify right side
    14,080,876.92x = 154,829,894,395,713.75
  5. Step 5: Solve for x
    x = 154,829,894,395,713.75/14,080,876.92
  6. Step 6: Final answer
    x = 10,995,756.53

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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.