Home / 15,255,259.80-21,052,413.01-8,286,073.41

Finding the Fourth Proportional to 15,255,259.80, 21,052,413.01 and 8,286,073.41

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Solution

The fourth proportional to 15,255,259.80, 21,052,413.01 and 8,286,073.41 is: 11,434,865.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,255,259.80 : 21,052,413.01 = 8,286,073.41 : x
  2. Step 2: Convert to fraction form
    15,255,259.80/21,052,413.01 = 8,286,073.41/x
  3. Step 3: Cross multiply
    15,255,259.80x = 21,052,413.01 × 8,286,073.41
  4. Step 4: Simplify right side
    15,255,259.80x = 174,441,839,658,499.09
  5. Step 5: Solve for x
    x = 174,441,839,658,499.09/15,255,259.80
  6. Step 6: Final answer
    x = 11,434,865.22

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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.