Home / 25,467,965.90-38,177,933.97-12,676,377.86

Finding the Fourth Proportional to 25,467,965.90, 38,177,933.97 and 12,676,377.86

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Solution

The fourth proportional to 25,467,965.90, 38,177,933.97 and 12,676,377.86 is: 19,002,613.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,467,965.90 : 38,177,933.97 = 12,676,377.86 : x
  2. Step 2: Convert to fraction form
    25,467,965.90/38,177,933.97 = 12,676,377.86/x
  3. Step 3: Cross multiply
    25,467,965.90x = 38,177,933.97 × 12,676,377.86
  4. Step 4: Simplify right side
    25,467,965.90x = 483,957,916,917,849.88
  5. Step 5: Solve for x
    x = 483,957,916,917,849.88/25,467,965.90
  6. Step 6: Final answer
    x = 19,002,613.67

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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.