Home / 10,022,618.23-13,831,213.27-5,438,939.61

Finding the Fourth Proportional to 10,022,618.23, 13,831,213.27 and 5,438,939.61

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Solution

The fourth proportional to 10,022,618.23, 13,831,213.27 and 5,438,939.61 is: 7,505,736.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,022,618.23 : 13,831,213.27 = 5,438,939.61 : x
  2. Step 2: Convert to fraction form
    10,022,618.23/13,831,213.27 = 5,438,939.61/x
  3. Step 3: Cross multiply
    10,022,618.23x = 13,831,213.27 × 5,438,939.61
  4. Step 4: Simplify right side
    10,022,618.23x = 75,227,133,679,227.77
  5. Step 5: Solve for x
    x = 75,227,133,679,227.77/10,022,618.23
  6. Step 6: Final answer
    x = 7,505,736.72

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.