Home / 25,796,611.76-38,690,110.49-8,289,472.43

Finding the Fourth Proportional to 25,796,611.76, 38,690,110.49 and 8,289,472.43

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Solution

The fourth proportional to 25,796,611.76, 38,690,110.49 and 8,289,472.43 is: 12,432,663.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,796,611.76 : 38,690,110.49 = 8,289,472.43 : x
  2. Step 2: Convert to fraction form
    25,796,611.76/38,690,110.49 = 8,289,472.43/x
  3. Step 3: Cross multiply
    25,796,611.76x = 38,690,110.49 × 8,289,472.43
  4. Step 4: Simplify right side
    25,796,611.76x = 320,720,604,275,786.69
  5. Step 5: Solve for x
    x = 320,720,604,275,786.69/25,796,611.76
  6. Step 6: Final answer
    x = 12,432,663.92

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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.