Home / 25,635,029.70-38,452,544.55-12,198,101.70

Finding the Fourth Proportional to 25,635,029.70, 38,452,544.55 and 12,198,101.70

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Solution

The fourth proportional to 25,635,029.70, 38,452,544.55 and 12,198,101.70 is: 18,297,152.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,635,029.70 : 38,452,544.55 = 12,198,101.70 : x
  2. Step 2: Convert to fraction form
    25,635,029.70/38,452,544.55 = 12,198,101.70/x
  3. Step 3: Cross multiply
    25,635,029.70x = 38,452,544.55 × 12,198,101.70
  4. Step 4: Simplify right side
    25,635,029.70x = 469,048,049,044,680.69
  5. Step 5: Solve for x
    x = 469,048,049,044,680.69/25,635,029.70
  6. Step 6: Final answer
    x = 18,297,152.55

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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.