Home / 5,470,906.80-8,194,550.40-3,557,719.20

Finding the Fourth Proportional to 5,470,906.80, 8,194,550.40 and 3,557,719.20

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Solution

The fourth proportional to 5,470,906.80, 8,194,550.40 and 3,557,719.20 is: 5,328,898.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470,906.80 : 8,194,550.40 = 3,557,719.20 : x
  2. Step 2: Convert to fraction form
    5,470,906.80/8,194,550.40 = 3,557,719.20/x
  3. Step 3: Cross multiply
    5,470,906.80x = 8,194,550.40 × 3,557,719.20
  4. Step 4: Simplify right side
    5,470,906.80x = 29,153,909,293,447.68
  5. Step 5: Solve for x
    x = 29,153,909,293,447.68/5,470,906.80
  6. Step 6: Final answer
    x = 5,328,898.91

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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.