Home / 20,469,716.01-30,571,860.60-18,546,785.37

Finding the Fourth Proportional to 20,469,716.01, 30,571,860.60 and 18,546,785.37

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Solution

The fourth proportional to 20,469,716.01, 30,571,860.60 and 18,546,785.37 is: 27,699,931.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,469,716.01 : 30,571,860.60 = 18,546,785.37 : x
  2. Step 2: Convert to fraction form
    20,469,716.01/30,571,860.60 = 18,546,785.37/x
  3. Step 3: Cross multiply
    20,469,716.01x = 30,571,860.60 × 18,546,785.37
  4. Step 4: Simplify right side
    20,469,716.01x = 567,009,736,909,759.50
  5. Step 5: Solve for x
    x = 567,009,736,909,759.50/20,469,716.01
  6. Step 6: Final answer
    x = 27,699,931.77

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.