Home / 31,589,081.22-47,386,513.54-8,869,825.38

Finding the Fourth Proportional to 31,589,081.22, 47,386,513.54 and 8,869,825.38

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Solution

The fourth proportional to 31,589,081.22, 47,386,513.54 and 8,869,825.38 is: 13,305,550.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,589,081.22 : 47,386,513.54 = 8,869,825.38 : x
  2. Step 2: Convert to fraction form
    31,589,081.22/47,386,513.54 = 8,869,825.38/x
  3. Step 3: Cross multiply
    31,589,081.22x = 47,386,513.54 × 8,869,825.38
  4. Step 4: Simplify right side
    31,589,081.22x = 420,310,100,466,805.69
  5. Step 5: Solve for x
    x = 420,310,100,466,805.69/31,589,081.22
  6. Step 6: Final answer
    x = 13,305,550.03

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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.