Home / 7,416,276.30-11,124,414.45-6,140,817.90

Finding the Fourth Proportional to 7,416,276.30, 11,124,414.45 and 6,140,817.90

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Solution

The fourth proportional to 7,416,276.30, 11,124,414.45 and 6,140,817.90 is: 9,211,226.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,416,276.30 : 11,124,414.45 = 6,140,817.90 : x
  2. Step 2: Convert to fraction form
    7,416,276.30/11,124,414.45 = 6,140,817.90/x
  3. Step 3: Cross multiply
    7,416,276.30x = 11,124,414.45 × 6,140,817.90
  4. Step 4: Simplify right side
    7,416,276.30x = 68,313,003,381,578.66
  5. Step 5: Solve for x
    x = 68,313,003,381,578.66/7,416,276.30
  6. Step 6: Final answer
    x = 9,211,226.85

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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.