Home / 20,200,502.25-27,876,693.51-11,033,166.87

Finding the Fourth Proportional to 20,200,502.25, 27,876,693.51 and 11,033,166.87

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Solution

The fourth proportional to 20,200,502.25, 27,876,693.51 and 11,033,166.87 is: 15,225,770.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,200,502.25 : 27,876,693.51 = 11,033,166.87 : x
  2. Step 2: Convert to fraction form
    20,200,502.25/27,876,693.51 = 11,033,166.87/x
  3. Step 3: Cross multiply
    20,200,502.25x = 27,876,693.51 × 11,033,166.87
  4. Step 4: Simplify right side
    20,200,502.25x = 307,568,211,279,676
  5. Step 5: Solve for x
    x = 307,568,211,279,676/20,200,502.25
  6. Step 6: Final answer
    x = 15,225,770.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.