Home / 57,723,961.09-86,597,081.55-18,851,962.85

Finding the Fourth Proportional to 57,723,961.09, 86,597,081.55 and 18,851,962.85

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Solution

The fourth proportional to 57,723,961.09, 86,597,081.55 and 18,851,962.85 is: 28,281,582.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,723,961.09 : 86,597,081.55 = 18,851,962.85 : x
  2. Step 2: Convert to fraction form
    57,723,961.09/86,597,081.55 = 18,851,962.85/x
  3. Step 3: Cross multiply
    57,723,961.09x = 86,597,081.55 × 18,851,962.85
  4. Step 4: Simplify right side
    57,723,961.09x = 1,632,524,964,204,760.75
  5. Step 5: Solve for x
    x = 1,632,524,964,204,760.75/57,723,961.09
  6. Step 6: Final answer
    x = 28,281,582.44

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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.