Home / 71,805,330.56-107,707,998.27-17,952,642.56

Finding the Fourth Proportional to 71,805,330.56, 107,707,998.27 and 17,952,642.56

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Solution

The fourth proportional to 71,805,330.56, 107,707,998.27 and 17,952,642.56 is: 26,928,964.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,805,330.56 : 107,707,998.27 = 17,952,642.56 : x
  2. Step 2: Convert to fraction form
    71,805,330.56/107,707,998.27 = 17,952,642.56/x
  3. Step 3: Cross multiply
    71,805,330.56x = 107,707,998.27 × 17,952,642.56
  4. Step 4: Simplify right side
    71,805,330.56x = 1,933,643,194,131,001
  5. Step 5: Solve for x
    x = 1,933,643,194,131,001/71,805,330.56
  6. Step 6: Final answer
    x = 26,928,964.45

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1.5x scale

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.