Home / 13,840,211.26-19,099,121.49-7,645,124.64

Finding the Fourth Proportional to 13,840,211.26, 19,099,121.49 and 7,645,124.64

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Solution

The fourth proportional to 13,840,211.26, 19,099,121.49 and 7,645,124.64 is: 10,550,067.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,840,211.26 : 19,099,121.49 = 7,645,124.64 : x
  2. Step 2: Convert to fraction form
    13,840,211.26/19,099,121.49 = 7,645,124.64/x
  3. Step 3: Cross multiply
    13,840,211.26x = 19,099,121.49 × 7,645,124.64
  4. Step 4: Simplify right side
    13,840,211.26x = 146,015,164,286,473.91
  5. Step 5: Solve for x
    x = 146,015,164,286,473.91/13,840,211.26
  6. Step 6: Final answer
    x = 10,550,067.59

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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.