Home / 3,638,998.20-5,447,999.70-3,534,022.20

Finding the Fourth Proportional to 3,638,998.20, 5,447,999.70 and 3,534,022.20

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Solution

The fourth proportional to 3,638,998.20, 5,447,999.70 and 3,534,022.20 is: 5,290,838.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,998.20 : 5,447,999.70 = 3,534,022.20 : x
  2. Step 2: Convert to fraction form
    3,638,998.20/5,447,999.70 = 3,534,022.20/x
  3. Step 3: Cross multiply
    3,638,998.20x = 5,447,999.70 × 3,534,022.20
  4. Step 4: Simplify right side
    3,638,998.20x = 19,253,351,885,393.34
  5. Step 5: Solve for x
    x = 19,253,351,885,393.34/3,638,998.20
  6. Step 6: Final answer
    x = 5,290,838.53

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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.