Home / 5,518,027.86-8,274,628.85-2,783,893.11

Finding the Fourth Proportional to 5,518,027.86, 8,274,628.85 and 2,783,893.11

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Solution

The fourth proportional to 5,518,027.86, 8,274,628.85 and 2,783,893.11 is: 4,174,622.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,518,027.86 : 8,274,628.85 = 2,783,893.11 : x
  2. Step 2: Convert to fraction form
    5,518,027.86/8,274,628.85 = 2,783,893.11/x
  3. Step 3: Cross multiply
    5,518,027.86x = 8,274,628.85 × 2,783,893.11
  4. Step 4: Simplify right side
    5,518,027.86x = 23,035,682,229,402.76
  5. Step 5: Solve for x
    x = 23,035,682,229,402.76/5,518,027.86
  6. Step 6: Final answer
    x = 4,174,622.31

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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.