Home / 36,612,529.84-50,521,951.92-21,725,288.69

Finding the Fourth Proportional to 36,612,529.84, 50,521,951.92 and 21,725,288.69

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Solution

The fourth proportional to 36,612,529.84, 50,521,951.92 and 21,725,288.69 is: 29,978,916.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,612,529.84 : 50,521,951.92 = 21,725,288.69 : x
  2. Step 2: Convert to fraction form
    36,612,529.84/50,521,951.92 = 21,725,288.69/x
  3. Step 3: Cross multiply
    36,612,529.84x = 50,521,951.92 × 21,725,288.69
  4. Step 4: Simplify right side
    36,612,529.84x = 1,097,603,990,472,520.88
  5. Step 5: Solve for x
    x = 1,097,603,990,472,520.88/36,612,529.84
  6. Step 6: Final answer
    x = 29,978,916.93

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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.