Home / 6,120,742.80-9,170,616.60-2,918,974.80

Finding the Fourth Proportional to 6,120,742.80, 9,170,616.60 and 2,918,974.80

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Solution

The fourth proportional to 6,120,742.80, 9,170,616.60 and 2,918,974.80 is: 4,373,455.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120,742.80 : 9,170,616.60 = 2,918,974.80 : x
  2. Step 2: Convert to fraction form
    6,120,742.80/9,170,616.60 = 2,918,974.80/x
  3. Step 3: Cross multiply
    6,120,742.80x = 9,170,616.60 × 2,918,974.80
  4. Step 4: Simplify right side
    6,120,742.80x = 26,768,798,755,861.68
  5. Step 5: Solve for x
    x = 26,768,798,755,861.68/6,120,742.80
  6. Step 6: Final answer
    x = 4,373,455.91

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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.