Home / 6,300,720.80-9,444,860.40-3,103,229.60

Finding the Fourth Proportional to 6,300,720.80, 9,444,860.40 and 3,103,229.60

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Solution

The fourth proportional to 6,300,720.80, 9,444,860.40 and 3,103,229.60 is: 4,651,780.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,300,720.80 : 9,444,860.40 = 3,103,229.60 : x
  2. Step 2: Convert to fraction form
    6,300,720.80/9,444,860.40 = 3,103,229.60/x
  3. Step 3: Cross multiply
    6,300,720.80x = 9,444,860.40 × 3,103,229.60
  4. Step 4: Simplify right side
    6,300,720.80x = 29,309,570,361,147.84
  5. Step 5: Solve for x
    x = 29,309,570,361,147.84/6,300,720.80
  6. Step 6: Final answer
    x = 4,651,780.53

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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.