Home / 12,769,413.42-17,622,162.79-6,968,568.83

Finding the Fourth Proportional to 12,769,413.42, 17,622,162.79 and 6,968,568.83

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Solution

The fourth proportional to 12,769,413.42, 17,622,162.79 and 6,968,568.83 is: 9,616,828.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,769,413.42 : 17,622,162.79 = 6,968,568.83 : x
  2. Step 2: Convert to fraction form
    12,769,413.42/17,622,162.79 = 6,968,568.83/x
  3. Step 3: Cross multiply
    12,769,413.42x = 17,622,162.79 × 6,968,568.83
  4. Step 4: Simplify right side
    12,769,413.42x = 122,801,254,230,047.61
  5. Step 5: Solve for x
    x = 122,801,254,230,047.61/12,769,413.42
  6. Step 6: Final answer
    x = 9,616,828.13

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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.