Home / 6,778,992-9,352,732.86-3,838,407.96

Finding the Fourth Proportional to 6,778,992, 9,352,732.86 and 3,838,407.96

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Solution

The fourth proportional to 6,778,992, 9,352,732.86 and 3,838,407.96 is: 5,295,714.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,778,992 : 9,352,732.86 = 3,838,407.96 : x
  2. Step 2: Convert to fraction form
    6,778,992/9,352,732.86 = 3,838,407.96/x
  3. Step 3: Cross multiply
    6,778,992x = 9,352,732.86 × 3,838,407.96
  4. Step 4: Simplify right side
    6,778,992x = 35,899,604,257,577.56
  5. Step 5: Solve for x
    x = 35,899,604,257,577.56/6,778,992
  6. Step 6: Final answer
    x = 5,295,714.21

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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.