Home / 10,965,737.70-16,448,606.55-8,131,385.70

Finding the Fourth Proportional to 10,965,737.70, 16,448,606.55 and 8,131,385.70

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Solution

The fourth proportional to 10,965,737.70, 16,448,606.55 and 8,131,385.70 is: 12,197,078.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,965,737.70 : 16,448,606.55 = 8,131,385.70 : x
  2. Step 2: Convert to fraction form
    10,965,737.70/16,448,606.55 = 8,131,385.70/x
  3. Step 3: Cross multiply
    10,965,737.70x = 16,448,606.55 × 8,131,385.70
  4. Step 4: Simplify right side
    10,965,737.70x = 133,749,964,085,596.34
  5. Step 5: Solve for x
    x = 133,749,964,085,596.34/10,965,737.70
  6. Step 6: Final answer
    x = 12,197,078.55

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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.