Home / 12,548,004.68-18,813,747.18-8,275,144.52

Finding the Fourth Proportional to 12,548,004.68, 18,813,747.18 and 8,275,144.52

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Solution

The fourth proportional to 12,548,004.68, 18,813,747.18 and 8,275,144.52 is: 12,407,269.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,548,004.68 : 18,813,747.18 = 8,275,144.52 : x
  2. Step 2: Convert to fraction form
    12,548,004.68/18,813,747.18 = 8,275,144.52/x
  3. Step 3: Cross multiply
    12,548,004.68x = 18,813,747.18 × 8,275,144.52
  4. Step 4: Simplify right side
    12,548,004.68x = 155,686,476,877,242.44
  5. Step 5: Solve for x
    x = 155,686,476,877,242.44/12,548,004.68
  6. Step 6: Final answer
    x = 12,407,269.59

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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.