Home / 65,647,017.05-98,382,506.09-51,091,512.66

Finding the Fourth Proportional to 65,647,017.05, 98,382,506.09 and 51,091,512.66

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Solution

The fourth proportional to 65,647,017.05, 98,382,506.09 and 51,091,512.66 is: 76,568,765.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,647,017.05 : 98,382,506.09 = 51,091,512.66 : x
  2. Step 2: Convert to fraction form
    65,647,017.05/98,382,506.09 = 51,091,512.66/x
  3. Step 3: Cross multiply
    65,647,017.05x = 98,382,506.09 × 51,091,512.66
  4. Step 4: Simplify right side
    65,647,017.05x = 5,026,511,055,164,304
  5. Step 5: Solve for x
    x = 5,026,511,055,164,304/65,647,017.05
  6. Step 6: Final answer
    x = 76,568,765.52

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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.