Home / 11,542,144.20-15,928,316.58-7,192,988.52

Finding the Fourth Proportional to 11,542,144.20, 15,928,316.58 and 7,192,988.52

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Solution

The fourth proportional to 11,542,144.20, 15,928,316.58 and 7,192,988.52 is: 9,926,422.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,542,144.20 : 15,928,316.58 = 7,192,988.52 : x
  2. Step 2: Convert to fraction form
    11,542,144.20/15,928,316.58 = 7,192,988.52/x
  3. Step 3: Cross multiply
    11,542,144.20x = 15,928,316.58 × 7,192,988.52
  4. Step 4: Simplify right side
    11,542,144.20x = 114,572,198,302,865.66
  5. Step 5: Solve for x
    x = 114,572,198,302,865.66/11,542,144.20
  6. Step 6: Final answer
    x = 9,926,422.36

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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.