Finding the Fourth Proportional to 8,276,701.97, 11,415,378.16 and 5,377,027.12
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Solution
The fourth proportional to 8,276,701.97, 11,415,378.16 and 5,377,027.12 is: 7,416,093.77
Step by Step Solution
- Step 1: Write the proportion equation
8,276,701.97 : 11,415,378.16 = 5,377,027.12 : x - Step 2: Convert to fraction form
8,276,701.97/11,415,378.16 = 5,377,027.12/x - Step 3: Cross multiply
8,276,701.97x = 11,415,378.16 × 5,377,027.12 - Step 4: Simplify right side
8,276,701.97x = 61,380,797,951,375.70 - Step 5: Solve for x
x = 61,380,797,951,375.70/8,276,701.97 - Step 6: Final answer
x = 7,416,093.77
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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.