Home / 7,751,471.34-11,629,815.06-3,432,922.74

Finding the Fourth Proportional to 7,751,471.34, 11,629,815.06 and 3,432,922.74

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Solution

The fourth proportional to 7,751,471.34, 11,629,815.06 and 3,432,922.74 is: 5,150,539.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,751,471.34 : 11,629,815.06 = 3,432,922.74 : x
  2. Step 2: Convert to fraction form
    7,751,471.34/11,629,815.06 = 3,432,922.74/x
  3. Step 3: Cross multiply
    7,751,471.34x = 11,629,815.06 × 3,432,922.74
  4. Step 4: Simplify right side
    7,751,471.34x = 39,924,256,581,468.47
  5. Step 5: Solve for x
    x = 39,924,256,581,468.47/7,751,471.34
  6. Step 6: Final answer
    x = 5,150,539.15

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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.