Home / 12,463,943.80-18,706,413.30-4,896,340.60

Finding the Fourth Proportional to 12,463,943.80, 18,706,413.30 and 4,896,340.60

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Solution

The fourth proportional to 12,463,943.80, 18,706,413.30 and 4,896,340.60 is: 7,348,634.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,463,943.80 : 18,706,413.30 = 4,896,340.60 : x
  2. Step 2: Convert to fraction form
    12,463,943.80/18,706,413.30 = 4,896,340.60/x
  3. Step 3: Cross multiply
    12,463,943.80x = 18,706,413.30 × 4,896,340.60
  4. Step 4: Simplify right side
    12,463,943.80x = 91,592,970,921,169.98
  5. Step 5: Solve for x
    x = 91,592,970,921,169.98/12,463,943.80
  6. Step 6: Final answer
    x = 7,348,634.78

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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.