Home / 7,979,771.20-11,012,154.72-4,542,233.60

Finding the Fourth Proportional to 7,979,771.20, 11,012,154.72 and 4,542,233.60

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Solution

The fourth proportional to 7,979,771.20, 11,012,154.72 and 4,542,233.60 is: 6,268,322.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,979,771.20 : 11,012,154.72 = 4,542,233.60 : x
  2. Step 2: Convert to fraction form
    7,979,771.20/11,012,154.72 = 4,542,233.60/x
  3. Step 3: Cross multiply
    7,979,771.20x = 11,012,154.72 × 4,542,233.60
  4. Step 4: Simplify right side
    7,979,771.20x = 50,019,779,177,582.59
  5. Step 5: Solve for x
    x = 50,019,779,177,582.59/7,979,771.20
  6. Step 6: Final answer
    x = 6,268,322.48

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1.5x scale

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.