Home / 9,128,019.44-12,597,006.18-5,208,413.70

Finding the Fourth Proportional to 9,128,019.44, 12,597,006.18 and 5,208,413.70

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Solution

The fourth proportional to 9,128,019.44, 12,597,006.18 and 5,208,413.70 is: 7,187,804.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,128,019.44 : 12,597,006.18 = 5,208,413.70 : x
  2. Step 2: Convert to fraction form
    9,128,019.44/12,597,006.18 = 5,208,413.70/x
  3. Step 3: Cross multiply
    9,128,019.44x = 12,597,006.18 × 5,208,413.70
  4. Step 4: Simplify right side
    9,128,019.44x = 65,610,419,566,896.66
  5. Step 5: Solve for x
    x = 65,610,419,566,896.66/9,128,019.44
  6. Step 6: Final answer
    x = 7,187,804.54

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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.