Home / 11,859,420.54-16,367,755.68-7,508,910.54

Finding the Fourth Proportional to 11,859,420.54, 16,367,755.68 and 7,508,910.54

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Solution

The fourth proportional to 11,859,420.54, 16,367,755.68 and 7,508,910.54 is: 10,363,407.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,859,420.54 : 16,367,755.68 = 7,508,910.54 : x
  2. Step 2: Convert to fraction form
    11,859,420.54/16,367,755.68 = 7,508,910.54/x
  3. Step 3: Cross multiply
    11,859,420.54x = 16,367,755.68 × 7,508,910.54
  4. Step 4: Simplify right side
    11,859,420.54x = 122,904,013,141,696.86
  5. Step 5: Solve for x
    x = 122,904,013,141,696.86/11,859,420.54
  6. Step 6: Final answer
    x = 10,363,407.95

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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.