Home / 13,802,542.56-20,693,912.40-5,275,692

Finding the Fourth Proportional to 13,802,542.56, 20,693,912.40 and 5,275,692

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Solution

The fourth proportional to 13,802,542.56, 20,693,912.40 and 5,275,692 is: 7,909,753.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,802,542.56 : 20,693,912.40 = 5,275,692 : x
  2. Step 2: Convert to fraction form
    13,802,542.56/20,693,912.40 = 5,275,692/x
  3. Step 3: Cross multiply
    13,802,542.56x = 20,693,912.40 × 5,275,692
  4. Step 4: Simplify right side
    13,802,542.56x = 109,174,708,097,380.80
  5. Step 5: Solve for x
    x = 109,174,708,097,380.80/13,802,542.56
  6. Step 6: Final answer
    x = 7,909,753.41

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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.