Home / 5,638,994.73-7,781,604.12-3,060,620.28

Finding the Fourth Proportional to 5,638,994.73, 7,781,604.12 and 3,060,620.28

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Solution

The fourth proportional to 5,638,994.73, 7,781,604.12 and 3,060,620.28 is: 4,223,542.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,994.73 : 7,781,604.12 = 3,060,620.28 : x
  2. Step 2: Convert to fraction form
    5,638,994.73/7,781,604.12 = 3,060,620.28/x
  3. Step 3: Cross multiply
    5,638,994.73x = 7,781,604.12 × 3,060,620.28
  4. Step 4: Simplify right side
    5,638,994.73x = 23,816,535,380,603.55
  5. Step 5: Solve for x
    x = 23,816,535,380,603.55/5,638,994.73
  6. Step 6: Final answer
    x = 4,223,542.76

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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.