Home / 10,826,940-14,940,605.11-6,180,540.64

Finding the Fourth Proportional to 10,826,940, 14,940,605.11 and 6,180,540.64

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Solution

The fourth proportional to 10,826,940, 14,940,605.11 and 6,180,540.64 is: 8,528,819.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,826,940 : 14,940,605.11 = 6,180,540.64 : x
  2. Step 2: Convert to fraction form
    10,826,940/14,940,605.11 = 6,180,540.64/x
  3. Step 3: Cross multiply
    10,826,940x = 14,940,605.11 × 6,180,540.64
  4. Step 4: Simplify right side
    10,826,940x = 92,341,017,068,546.66
  5. Step 5: Solve for x
    x = 92,341,017,068,546.66/10,826,940
  6. Step 6: Final answer
    x = 8,528,819.51

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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.