Home / 6,659,660.30-9,985,445.21-2,611,297.88

Finding the Fourth Proportional to 6,659,660.30, 9,985,445.21 and 2,611,297.88

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Solution

The fourth proportional to 6,659,660.30, 9,985,445.21 and 2,611,297.88 is: 3,915,360.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659,660.30 : 9,985,445.21 = 2,611,297.88 : x
  2. Step 2: Convert to fraction form
    6,659,660.30/9,985,445.21 = 2,611,297.88/x
  3. Step 3: Cross multiply
    6,659,660.30x = 9,985,445.21 × 2,611,297.88
  4. Step 4: Simplify right side
    6,659,660.30x = 26,074,971,907,729.16
  5. Step 5: Solve for x
    x = 26,074,971,907,729.16/6,659,660.30
  6. Step 6: Final answer
    x = 3,915,360.65

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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.