Home / 14,561,611.20-21,856,413.60-7,381,252.80

Finding the Fourth Proportional to 14,561,611.20, 21,856,413.60 and 7,381,252.80

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Solution

The fourth proportional to 14,561,611.20, 21,856,413.60 and 7,381,252.80 is: 11,078,974.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,561,611.20 : 21,856,413.60 = 7,381,252.80 : x
  2. Step 2: Convert to fraction form
    14,561,611.20/21,856,413.60 = 7,381,252.80/x
  3. Step 3: Cross multiply
    14,561,611.20x = 21,856,413.60 × 7,381,252.80
  4. Step 4: Simplify right side
    14,561,611.20x = 161,327,714,082,958.09
  5. Step 5: Solve for x
    x = 161,327,714,082,958.09/14,561,611.20
  6. Step 6: Final answer
    x = 11,078,974.15

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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.