Home / 13,910,371.91-19,198,611.91-7,717,413.86

Finding the Fourth Proportional to 13,910,371.91, 19,198,611.91 and 7,717,413.86

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Solution

The fourth proportional to 13,910,371.91, 19,198,611.91 and 7,717,413.86 is: 10,651,306.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,910,371.91 : 19,198,611.91 = 7,717,413.86 : x
  2. Step 2: Convert to fraction form
    13,910,371.91/19,198,611.91 = 7,717,413.86/x
  3. Step 3: Cross multiply
    13,910,371.91x = 19,198,611.91 × 7,717,413.86
  4. Step 4: Simplify right side
    13,910,371.91x = 148,163,633,632,643.56
  5. Step 5: Solve for x
    x = 148,163,633,632,643.56/13,910,371.91
  6. Step 6: Final answer
    x = 10,651,306.42

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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.