Home / 5,199,176.80-7,798,765.20-3,498,565.60

Finding the Fourth Proportional to 5,199,176.80, 7,798,765.20 and 3,498,565.60

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Solution

The fourth proportional to 5,199,176.80, 7,798,765.20 and 3,498,565.60 is: 5,247,848.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199,176.80 : 7,798,765.20 = 3,498,565.60 : x
  2. Step 2: Convert to fraction form
    5,199,176.80/7,798,765.20 = 3,498,565.60/x
  3. Step 3: Cross multiply
    5,199,176.80x = 7,798,765.20 × 3,498,565.60
  4. Step 4: Simplify right side
    5,199,176.80x = 27,284,491,651,197.12
  5. Step 5: Solve for x
    x = 27,284,491,651,197.12/5,199,176.80
  6. Step 6: Final answer
    x = 5,247,848.40

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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.