Home / 36,380,999.70-54,571,499.55-18,188,002.80

Finding the Fourth Proportional to 36,380,999.70, 54,571,499.55 and 18,188,002.80

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Solution

The fourth proportional to 36,380,999.70, 54,571,499.55 and 18,188,002.80 is: 27,282,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,380,999.70 : 54,571,499.55 = 18,188,002.80 : x
  2. Step 2: Convert to fraction form
    36,380,999.70/54,571,499.55 = 18,188,002.80/x
  3. Step 3: Cross multiply
    36,380,999.70x = 54,571,499.55 × 18,188,002.80
  4. Step 4: Simplify right side
    36,380,999.70x = 992,546,586,615,598.75
  5. Step 5: Solve for x
    x = 992,546,586,615,598.75/36,380,999.70
  6. Step 6: Final answer
    x = 27,282,004.20

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1.5x scale

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.