Home / 6,489,611.56-8,954,669.12-3,735,766.90

Finding the Fourth Proportional to 6,489,611.56, 8,954,669.12 and 3,735,766.90

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Solution

The fourth proportional to 6,489,611.56, 8,954,669.12 and 3,735,766.90 is: 5,154,785.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,489,611.56 : 8,954,669.12 = 3,735,766.90 : x
  2. Step 2: Convert to fraction form
    6,489,611.56/8,954,669.12 = 3,735,766.90/x
  3. Step 3: Cross multiply
    6,489,611.56x = 8,954,669.12 × 3,735,766.90
  4. Step 4: Simplify right side
    6,489,611.56x = 33,452,556,462,106.30
  5. Step 5: Solve for x
    x = 33,452,556,462,106.30/6,489,611.56
  6. Step 6: Final answer
    x = 5,154,785.64

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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.