Home / 6,378,294.88-9,557,990.82-5,249,081.16

Finding the Fourth Proportional to 6,378,294.88, 9,557,990.82 and 5,249,081.16

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Solution

The fourth proportional to 6,378,294.88, 9,557,990.82 and 5,249,081.16 is: 7,865,843.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378,294.88 : 9,557,990.82 = 5,249,081.16 : x
  2. Step 2: Convert to fraction form
    6,378,294.88/9,557,990.82 = 5,249,081.16/x
  3. Step 3: Cross multiply
    6,378,294.88x = 9,557,990.82 × 5,249,081.16
  4. Step 4: Simplify right side
    6,378,294.88x = 50,170,669,540,714.95
  5. Step 5: Solve for x
    x = 50,170,669,540,714.95/6,378,294.88
  6. Step 6: Final answer
    x = 7,865,843.53

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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.