Home / 5,638,910.13-7,781,487.75-3,060,535.55

Finding the Fourth Proportional to 5,638,910.13, 7,781,487.75 and 3,060,535.55

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Solution

The fourth proportional to 5,638,910.13, 7,781,487.75 and 3,060,535.55 is: 4,223,426.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,910.13 : 7,781,487.75 = 3,060,535.55 : x
  2. Step 2: Convert to fraction form
    5,638,910.13/7,781,487.75 = 3,060,535.55/x
  3. Step 3: Cross multiply
    5,638,910.13x = 7,781,487.75 × 3,060,535.55
  4. Step 4: Simplify right side
    5,638,910.13x = 23,815,519,851,857.07
  5. Step 5: Solve for x
    x = 23,815,519,851,857.07/5,638,910.13
  6. Step 6: Final answer
    x = 4,223,426.03

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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.