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Finding the Fourth Proportional to 10,922,226.52, 15,072,978.90 and 6,027,757.24

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Solution

The fourth proportional to 10,922,226.52, 15,072,978.90 and 6,027,757.24 is: 8,318,474.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,922,226.52 : 15,072,978.90 = 6,027,757.24 : x
  2. Step 2: Convert to fraction form
    10,922,226.52/15,072,978.90 = 6,027,757.24/x
  3. Step 3: Cross multiply
    10,922,226.52x = 15,072,978.90 × 6,027,757.24
  4. Step 4: Simplify right side
    10,922,226.52x = 90,856,257,692,842.23
  5. Step 5: Solve for x
    x = 90,856,257,692,842.23/10,922,226.52
  6. Step 6: Final answer
    x = 8,318,474.03

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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.