Home / 5,150,481.03-7,726,429.76-1,911,743.50

Finding the Fourth Proportional to 5,150,481.03, 7,726,429.76 and 1,911,743.50

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Solution

The fourth proportional to 5,150,481.03, 7,726,429.76 and 1,911,743.50 is: 2,867,878.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150,481.03 : 7,726,429.76 = 1,911,743.50 : x
  2. Step 2: Convert to fraction form
    5,150,481.03/7,726,429.76 = 1,911,743.50/x
  3. Step 3: Cross multiply
    5,150,481.03x = 7,726,429.76 × 1,911,743.50
  4. Step 4: Simplify right side
    5,150,481.03x = 14,770,951,862,327.84
  5. Step 5: Solve for x
    x = 14,770,951,862,327.84/5,150,481.03
  6. Step 6: Final answer
    x = 2,867,878.12

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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.