Home / 5,529,110.63-7,630,208.09-3,081,876.86

Finding the Fourth Proportional to 5,529,110.63, 7,630,208.09 and 3,081,876.86

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Solution

The fourth proportional to 5,529,110.63, 7,630,208.09 and 3,081,876.86 is: 4,253,009.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,529,110.63 : 7,630,208.09 = 3,081,876.86 : x
  2. Step 2: Convert to fraction form
    5,529,110.63/7,630,208.09 = 3,081,876.86/x
  3. Step 3: Cross multiply
    5,529,110.63x = 7,630,208.09 × 3,081,876.86
  4. Step 4: Simplify right side
    5,529,110.63x = 23,515,361,749,555.80
  5. Step 5: Solve for x
    x = 23,515,361,749,555.80/5,529,110.63
  6. Step 6: Final answer
    x = 4,253,009.81

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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.