Home / 9,875,413.89-13,628,091.09-5,524,572.87

Finding the Fourth Proportional to 9,875,413.89, 13,628,091.09 and 5,524,572.87

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Solution

The fourth proportional to 9,875,413.89, 13,628,091.09 and 5,524,572.87 is: 7,623,921.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,875,413.89 : 13,628,091.09 = 5,524,572.87 : x
  2. Step 2: Convert to fraction form
    9,875,413.89/13,628,091.09 = 5,524,572.87/x
  3. Step 3: Cross multiply
    9,875,413.89x = 13,628,091.09 × 5,524,572.87
  4. Step 4: Simplify right side
    9,875,413.89x = 75,289,382,305,702.73
  5. Step 5: Solve for x
    x = 75,289,382,305,702.73/9,875,413.89
  6. Step 6: Final answer
    x = 7,623,921.71

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1.5x scale

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.