Home / 8,201,846.78-11,318,643.55-4,530,687.30

Finding the Fourth Proportional to 8,201,846.78, 11,318,643.55 and 4,530,687.30

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Solution

The fourth proportional to 8,201,846.78, 11,318,643.55 and 4,530,687.30 is: 6,252,400.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,201,846.78 : 11,318,643.55 = 4,530,687.30 : x
  2. Step 2: Convert to fraction form
    8,201,846.78/11,318,643.55 = 4,530,687.30/x
  3. Step 3: Cross multiply
    8,201,846.78x = 11,318,643.55 × 4,530,687.30
  4. Step 4: Simplify right side
    8,201,846.78x = 51,281,234,573,885.20
  5. Step 5: Solve for x
    x = 51,281,234,573,885.20/8,201,846.78
  6. Step 6: Final answer
    x = 6,252,400.95

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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.