Finding the Fourth Proportional to 8,236,408.05, 11,366,223.48 and 4,515,232.50
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Solution
The fourth proportional to 8,236,408.05, 11,366,223.48 and 4,515,232.50 is: 6,231,010.09
Step by Step Solution
- Step 1: Write the proportion equation
8,236,408.05 : 11,366,223.48 = 4,515,232.50 : x - Step 2: Convert to fraction form
8,236,408.05/11,366,223.48 = 4,515,232.50/x - Step 3: Cross multiply
8,236,408.05x = 11,366,223.48 × 4,515,232.50 - Step 4: Simplify right side
8,236,408.05x = 51,321,141,659,159.10 - Step 5: Solve for x
x = 51,321,141,659,159.10/8,236,408.05 - Step 6: Final answer
x = 6,231,010.09
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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.