Home / 5,418,670.16-8,132,878.20-2,896,481.36

Finding the Fourth Proportional to 5,418,670.16, 8,132,878.20 and 2,896,481.36

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Solution

The fourth proportional to 5,418,670.16, 8,132,878.20 and 2,896,481.36 is: 4,347,326.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,418,670.16 : 8,132,878.20 = 2,896,481.36 : x
  2. Step 2: Convert to fraction form
    5,418,670.16/8,132,878.20 = 2,896,481.36/x
  3. Step 3: Cross multiply
    5,418,670.16x = 8,132,878.20 × 2,896,481.36
  4. Step 4: Simplify right side
    5,418,670.16x = 23,556,730,109,450.35
  5. Step 5: Solve for x
    x = 23,556,730,109,450.35/5,418,670.16
  6. Step 6: Final answer
    x = 4,347,326.82

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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.