Home / 5,639,123.22-7,781,997.93-3,060,804.54

Finding the Fourth Proportional to 5,639,123.22, 7,781,997.93 and 3,060,804.54

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Solution

The fourth proportional to 5,639,123.22, 7,781,997.93 and 3,060,804.54 is: 4,223,914.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,639,123.22 : 7,781,997.93 = 3,060,804.54 : x
  2. Step 2: Convert to fraction form
    5,639,123.22/7,781,997.93 = 3,060,804.54/x
  3. Step 3: Cross multiply
    5,639,123.22x = 7,781,997.93 × 3,060,804.54
  4. Step 4: Simplify right side
    5,639,123.22x = 23,819,174,594,414.60
  5. Step 5: Solve for x
    x = 23,819,174,594,414.60/5,639,123.22
  6. Step 6: Final answer
    x = 4,223,914.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.