Home / 13,144,163.60-19,683,067.80-9,760,048.40

Finding the Fourth Proportional to 13,144,163.60, 19,683,067.80 and 9,760,048.40

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Solution

The fourth proportional to 13,144,163.60, 19,683,067.80 and 9,760,048.40 is: 14,615,436.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,144,163.60 : 19,683,067.80 = 9,760,048.40 : x
  2. Step 2: Convert to fraction form
    13,144,163.60/19,683,067.80 = 9,760,048.40/x
  3. Step 3: Cross multiply
    13,144,163.60x = 19,683,067.80 × 9,760,048.40
  4. Step 4: Simplify right side
    13,144,163.60x = 192,107,694,388,481.53
  5. Step 5: Solve for x
    x = 192,107,694,388,481.53/13,144,163.60
  6. Step 6: Final answer
    x = 14,615,436.95

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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.