Home / 14,244,478.31-19,654,791.80-7,965,118.95

Finding the Fourth Proportional to 14,244,478.31, 19,654,791.80 and 7,965,118.95

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Solution

The fourth proportional to 14,244,478.31, 19,654,791.80 and 7,965,118.95 is: 10,990,416.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,244,478.31 : 19,654,791.80 = 7,965,118.95 : x
  2. Step 2: Convert to fraction form
    14,244,478.31/19,654,791.80 = 7,965,118.95/x
  3. Step 3: Cross multiply
    14,244,478.31x = 19,654,791.80 × 7,965,118.95
  4. Step 4: Simplify right side
    14,244,478.31x = 156,552,754,584,659.03
  5. Step 5: Solve for x
    x = 156,552,754,584,659.03/14,244,478.31
  6. Step 6: Final answer
    x = 10,990,416.86

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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.