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Finding the Fourth Proportional to 17,769,471.32, 24,517,652.64 and 10,800,027.20

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Solution

The fourth proportional to 17,769,471.32, 24,517,652.64 and 10,800,027.20 is: 14,901,474.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,769,471.32 : 24,517,652.64 = 10,800,027.20 : x
  2. Step 2: Convert to fraction form
    17,769,471.32/24,517,652.64 = 10,800,027.20/x
  3. Step 3: Cross multiply
    17,769,471.32x = 24,517,652.64 × 10,800,027.20
  4. Step 4: Simplify right side
    17,769,471.32x = 264,791,315,269,563.56
  5. Step 5: Solve for x
    x = 264,791,315,269,563.56/17,769,471.32
  6. Step 6: Final answer
    x = 14,901,474.03

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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.