Home / 52,131,180.43-71,941,525.01-28,928,466.37

Finding the Fourth Proportional to 52,131,180.43, 71,941,525.01 and 28,928,466.37

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Solution

The fourth proportional to 52,131,180.43, 71,941,525.01 and 28,928,466.37 is: 39,921,558.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,131,180.43 : 71,941,525.01 = 28,928,466.37 : x
  2. Step 2: Convert to fraction form
    52,131,180.43/71,941,525.01 = 28,928,466.37/x
  3. Step 3: Cross multiply
    52,131,180.43x = 71,941,525.01 × 28,928,466.37
  4. Step 4: Simplify right side
    52,131,180.43x = 2,081,157,986,858,299.25
  5. Step 5: Solve for x
    x = 2,081,157,986,858,299.25/52,131,180.43
  6. Step 6: Final answer
    x = 39,921,558.84

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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.