Home / 5,638,691.39-7,781,468.77-3,060,403.07

Finding the Fourth Proportional to 5,638,691.39, 7,781,468.77 and 3,060,403.07

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Solution

The fourth proportional to 5,638,691.39, 7,781,468.77 and 3,060,403.07 is: 4,223,396.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,691.39 : 7,781,468.77 = 3,060,403.07 : x
  2. Step 2: Convert to fraction form
    5,638,691.39/7,781,468.77 = 3,060,403.07/x
  3. Step 3: Cross multiply
    5,638,691.39x = 7,781,468.77 × 3,060,403.07
  4. Step 4: Simplify right side
    5,638,691.39x = 23,814,430,936,096.30
  5. Step 5: Solve for x
    x = 23,814,430,936,096.30/5,638,691.39
  6. Step 6: Final answer
    x = 4,223,396.76

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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.