Home / 11,086,370.20-16,632,665.70-5,406,779.80

Finding the Fourth Proportional to 11,086,370.20, 16,632,665.70 and 5,406,779.80

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Solution

The fourth proportional to 11,086,370.20, 16,632,665.70 and 5,406,779.80 is: 8,111,686.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,086,370.20 : 16,632,665.70 = 5,406,779.80 : x
  2. Step 2: Convert to fraction form
    11,086,370.20/16,632,665.70 = 5,406,779.80/x
  3. Step 3: Cross multiply
    11,086,370.20x = 16,632,665.70 × 5,406,779.80
  4. Step 4: Simplify right side
    11,086,370.20x = 89,929,160,926,912.86
  5. Step 5: Solve for x
    x = 89,929,160,926,912.86/11,086,370.20
  6. Step 6: Final answer
    x = 8,111,686.63

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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.