Home / 5,638,761.09-7,781,494.10-3,060,441.90

Finding the Fourth Proportional to 5,638,761.09, 7,781,494.10 and 3,060,441.90

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Solution

The fourth proportional to 5,638,761.09, 7,781,494.10 and 3,060,441.90 is: 4,223,411.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,761.09 : 7,781,494.10 = 3,060,441.90 : x
  2. Step 2: Convert to fraction form
    5,638,761.09/7,781,494.10 = 3,060,441.90/x
  3. Step 3: Cross multiply
    5,638,761.09x = 7,781,494.10 × 3,060,441.90
  4. Step 4: Simplify right side
    5,638,761.09x = 23,814,810,572,940.58
  5. Step 5: Solve for x
    x = 23,814,810,572,940.58/5,638,761.09
  6. Step 6: Final answer
    x = 4,223,411.88

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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.