Finding the Fourth Proportional to 11,322,928.17, 16,983,917.83 and 3,646,403.09
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Solution
The fourth proportional to 11,322,928.17, 16,983,917.83 and 3,646,403.09 is: 5,469,451.85
Step by Step Solution
- Step 1: Write the proportion equation
11,322,928.17 : 16,983,917.83 = 3,646,403.09 : x - Step 2: Convert to fraction form
11,322,928.17/16,983,917.83 = 3,646,403.09/x - Step 3: Cross multiply
11,322,928.17x = 16,983,917.83 × 3,646,403.09 - Step 4: Simplify right side
11,322,928.17x = 61,930,210,438,946.20 - Step 5: Solve for x
x = 61,930,210,438,946.20/11,322,928.17 - Step 6: Final answer
x = 5,469,451.85
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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.