Home / 7,101,413.93-9,799,947-3,838,228.82

Finding the Fourth Proportional to 7,101,413.93, 9,799,947 and 3,838,228.82

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Solution

The fourth proportional to 7,101,413.93, 9,799,947 and 3,838,228.82 is: 5,296,753.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,101,413.93 : 9,799,947 = 3,838,228.82 : x
  2. Step 2: Convert to fraction form
    7,101,413.93/9,799,947 = 3,838,228.82/x
  3. Step 3: Cross multiply
    7,101,413.93x = 9,799,947 × 3,838,228.82
  4. Step 4: Simplify right side
    7,101,413.93x = 37,614,438,970,060.26
  5. Step 5: Solve for x
    x = 37,614,438,970,060.26/7,101,413.93
  6. Step 6: Final answer
    x = 5,296,753.49

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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.