Home / 7,191,422.82-9,924,163.11-3,883,716.77

Finding the Fourth Proportional to 7,191,422.82, 9,924,163.11 and 3,883,716.77

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Solution

The fourth proportional to 7,191,422.82, 9,924,163.11 and 3,883,716.77 is: 5,359,528.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,191,422.82 : 9,924,163.11 = 3,883,716.77 : x
  2. Step 2: Convert to fraction form
    7,191,422.82/9,924,163.11 = 3,883,716.77/x
  3. Step 3: Cross multiply
    7,191,422.82x = 9,924,163.11 × 3,883,716.77
  4. Step 4: Simplify right side
    7,191,422.82x = 38,542,638,648,901.54
  5. Step 5: Solve for x
    x = 38,542,638,648,901.54/7,191,422.82
  6. Step 6: Final answer
    x = 5,359,528.93

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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.