Home / 11,086,367.70-16,632,661.95-5,406,777.30

Finding the Fourth Proportional to 11,086,367.70, 16,632,661.95 and 5,406,777.30

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Solution

The fourth proportional to 11,086,367.70, 16,632,661.95 and 5,406,777.30 is: 8,111,682.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,086,367.70 : 16,632,661.95 = 5,406,777.30 : x
  2. Step 2: Convert to fraction form
    11,086,367.70/16,632,661.95 = 5,406,777.30/x
  3. Step 3: Cross multiply
    11,086,367.70x = 16,632,661.95 × 5,406,777.30
  4. Step 4: Simplify right side
    11,086,367.70x = 89,929,099,069,833.73
  5. Step 5: Solve for x
    x = 89,929,099,069,833.73/11,086,367.70
  6. Step 6: Final answer
    x = 8,111,682.88

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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.