Home / 5,346,911.90-8,019,383.70-3,321,531.20

Finding the Fourth Proportional to 5,346,911.90, 8,019,383.70 and 3,321,531.20

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Solution

The fourth proportional to 5,346,911.90, 8,019,383.70 and 3,321,531.20 is: 4,981,685.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346,911.90 : 8,019,383.70 = 3,321,531.20 : x
  2. Step 2: Convert to fraction form
    5,346,911.90/8,019,383.70 = 3,321,531.20/x
  3. Step 3: Cross multiply
    5,346,911.90x = 8,019,383.70 × 3,321,531.20
  4. Step 4: Simplify right side
    5,346,911.90x = 26,636,633,164,321.44
  5. Step 5: Solve for x
    x = 26,636,633,164,321.44/5,346,911.90
  6. Step 6: Final answer
    x = 4,981,685.44

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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.