Home / 5,439,042.27-7,505,357.54-2,991,614.31

Finding the Fourth Proportional to 5,439,042.27, 7,505,357.54 and 2,991,614.31

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Solution

The fourth proportional to 5,439,042.27, 7,505,357.54 and 2,991,614.31 is: 4,128,141.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439,042.27 : 7,505,357.54 = 2,991,614.31 : x
  2. Step 2: Convert to fraction form
    5,439,042.27/7,505,357.54 = 2,991,614.31/x
  3. Step 3: Cross multiply
    5,439,042.27x = 7,505,357.54 × 2,991,614.31
  4. Step 4: Simplify right side
    5,439,042.27x = 22,453,135,003,372.33
  5. Step 5: Solve for x
    x = 22,453,135,003,372.33/5,439,042.27
  6. Step 6: Final answer
    x = 4,128,141.30

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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.