Home / 7,110,819.30-10,691,112.15-6,961,520.10

Finding the Fourth Proportional to 7,110,819.30, 10,691,112.15 and 6,961,520.10

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Solution

The fourth proportional to 7,110,819.30, 10,691,112.15 and 6,961,520.10 is: 10,466,640.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110,819.30 : 10,691,112.15 = 6,961,520.10 : x
  2. Step 2: Convert to fraction form
    7,110,819.30/10,691,112.15 = 6,961,520.10/x
  3. Step 3: Cross multiply
    7,110,819.30x = 10,691,112.15 × 6,961,520.10
  4. Step 4: Simplify right side
    7,110,819.30x = 74,426,392,123,579.22
  5. Step 5: Solve for x
    x = 74,426,392,123,579.22/7,110,819.30
  6. Step 6: Final answer
    x = 10,466,640.90

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1.5x scale

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.