Home / 20,201,276.40-30,301,914.60-5,055,183.60

Finding the Fourth Proportional to 20,201,276.40, 30,301,914.60 and 5,055,183.60

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Solution

The fourth proportional to 20,201,276.40, 30,301,914.60 and 5,055,183.60 is: 7,582,775.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,201,276.40 : 30,301,914.60 = 5,055,183.60 : x
  2. Step 2: Convert to fraction form
    20,201,276.40/30,301,914.60 = 5,055,183.60/x
  3. Step 3: Cross multiply
    20,201,276.40x = 30,301,914.60 × 5,055,183.60
  4. Step 4: Simplify right side
    20,201,276.40x = 153,181,741,734,520.56
  5. Step 5: Solve for x
    x = 153,181,741,734,520.56/20,201,276.40
  6. Step 6: Final answer
    x = 7,582,775.40

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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.