Home / 5,979,069.60-8,944,984.80-5,189,125.20

Finding the Fourth Proportional to 5,979,069.60, 8,944,984.80 and 5,189,125.20

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Solution

The fourth proportional to 5,979,069.60, 8,944,984.80 and 5,189,125.20 is: 7,763,188.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,979,069.60 : 8,944,984.80 = 5,189,125.20 : x
  2. Step 2: Convert to fraction form
    5,979,069.60/8,944,984.80 = 5,189,125.20/x
  3. Step 3: Cross multiply
    5,979,069.60x = 8,944,984.80 × 5,189,125.20
  4. Step 4: Simplify right side
    5,979,069.60x = 46,416,646,039,296.97
  5. Step 5: Solve for x
    x = 46,416,646,039,296.97/5,979,069.60
  6. Step 6: Final answer
    x = 7,763,188.78

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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.