Home / 20,802,033.39-28,706,649.97-11,634,676.14

Finding the Fourth Proportional to 20,802,033.39, 28,706,649.97 and 11,634,676.14

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Solution

The fourth proportional to 20,802,033.39, 28,706,649.97 and 11,634,676.14 is: 16,055,765.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,802,033.39 : 28,706,649.97 = 11,634,676.14 : x
  2. Step 2: Convert to fraction form
    20,802,033.39/28,706,649.97 = 11,634,676.14/x
  3. Step 3: Cross multiply
    20,802,033.39x = 28,706,649.97 × 11,634,676.14
  4. Step 4: Simplify right side
    20,802,033.39x = 333,992,575,465,290.75
  5. Step 5: Solve for x
    x = 333,992,575,465,290.75/20,802,033.39
  6. Step 6: Final answer
    x = 16,055,765.76

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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.