Home / 11,711,739.46-17,542,023.63-4,867,561.78

Finding the Fourth Proportional to 11,711,739.46, 17,542,023.63 and 4,867,561.78

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Solution

The fourth proportional to 11,711,739.46, 17,542,023.63 and 4,867,561.78 is: 7,290,708.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,711,739.46 : 17,542,023.63 = 4,867,561.78 : x
  2. Step 2: Convert to fraction form
    11,711,739.46/17,542,023.63 = 4,867,561.78/x
  3. Step 3: Cross multiply
    11,711,739.46x = 17,542,023.63 × 4,867,561.78
  4. Step 4: Simplify right side
    11,711,739.46x = 85,386,883,765,244.86
  5. Step 5: Solve for x
    x = 85,386,883,765,244.86/11,711,739.46
  6. Step 6: Final answer
    x = 7,290,708.96

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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.