Home / 7,901,413.38-11,852,033.66-1,917,781.38

Finding the Fourth Proportional to 7,901,413.38, 11,852,033.66 and 1,917,781.38

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Solution

The fourth proportional to 7,901,413.38, 11,852,033.66 and 1,917,781.38 is: 2,876,651.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,901,413.38 : 11,852,033.66 = 1,917,781.38 : x
  2. Step 2: Convert to fraction form
    7,901,413.38/11,852,033.66 = 1,917,781.38/x
  3. Step 3: Cross multiply
    7,901,413.38x = 11,852,033.66 × 1,917,781.38
  4. Step 4: Simplify right side
    7,901,413.38x = 22,729,609,468,281.25
  5. Step 5: Solve for x
    x = 22,729,609,468,281.25/7,901,413.38
  6. Step 6: Final answer
    x = 2,876,651.10

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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.