Home / 10,322,405.80-15,469,611.90-6,900,965.80

Finding the Fourth Proportional to 10,322,405.80, 15,469,611.90 and 6,900,965.80

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Solution

The fourth proportional to 10,322,405.80, 15,469,611.90 and 6,900,965.80 is: 10,342,091.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,322,405.80 : 15,469,611.90 = 6,900,965.80 : x
  2. Step 2: Convert to fraction form
    10,322,405.80/15,469,611.90 = 6,900,965.80/x
  3. Step 3: Cross multiply
    10,322,405.80x = 15,469,611.90 × 6,900,965.80
  4. Step 4: Simplify right side
    10,322,405.80x = 106,755,262,661,173.02
  5. Step 5: Solve for x
    x = 106,755,262,661,173.02/10,322,405.80
  6. Step 6: Final answer
    x = 10,342,091.25

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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.