Home / 53,189,932.26-73,398,943.08-30,861,188.52

Finding the Fourth Proportional to 53,189,932.26, 73,398,943.08 and 30,861,188.52

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Solution

The fourth proportional to 53,189,932.26, 73,398,943.08 and 30,861,188.52 is: 42,586,604.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,189,932.26 : 73,398,943.08 = 30,861,188.52 : x
  2. Step 2: Convert to fraction form
    53,189,932.26/73,398,943.08 = 30,861,188.52/x
  3. Step 3: Cross multiply
    53,189,932.26x = 73,398,943.08 × 30,861,188.52
  4. Step 4: Simplify right side
    53,189,932.26x = 2,265,178,619,560,629.50
  5. Step 5: Solve for x
    x = 2,265,178,619,560,629.50/53,189,932.26
  6. Step 6: Final answer
    x = 42,586,604.71

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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.