Home / 20,743,676.91-28,625,523.87-11,451,047.46

Finding the Fourth Proportional to 20,743,676.91, 28,625,523.87 and 11,451,047.46

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Solution

The fourth proportional to 20,743,676.91, 28,625,523.87 and 11,451,047.46 is: 15,802,031.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,743,676.91 : 28,625,523.87 = 11,451,047.46 : x
  2. Step 2: Convert to fraction form
    20,743,676.91/28,625,523.87 = 11,451,047.46/x
  3. Step 3: Cross multiply
    20,743,676.91x = 28,625,523.87 × 11,451,047.46
  4. Step 4: Simplify right side
    20,743,676.91x = 327,792,232,402,732.94
  5. Step 5: Solve for x
    x = 327,792,232,402,732.94/20,743,676.91
  6. Step 6: Final answer
    x = 15,802,031.33

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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.