Home / 64,101,249.80-96,151,874.70-18,664,526.60

Finding the Fourth Proportional to 64,101,249.80, 96,151,874.70 and 18,664,526.60

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Solution

The fourth proportional to 64,101,249.80, 96,151,874.70 and 18,664,526.60 is: 27,996,789.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,101,249.80 : 96,151,874.70 = 18,664,526.60 : x
  2. Step 2: Convert to fraction form
    64,101,249.80/96,151,874.70 = 18,664,526.60/x
  3. Step 3: Cross multiply
    64,101,249.80x = 96,151,874.70 × 18,664,526.60
  4. Step 4: Simplify right side
    64,101,249.80x = 1,794,629,222,978,017.25
  5. Step 5: Solve for x
    x = 1,794,629,222,978,017.25/64,101,249.80
  6. Step 6: Final answer
    x = 27,996,789.90

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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.