Finding the Fourth Proportional to 8,359,583.96, 11,531,326.65 and 5,257,186.49
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Solution
The fourth proportional to 8,359,583.96, 11,531,326.65 and 5,257,186.49 is: 7,251,836.33
Step by Step Solution
- Step 1: Write the proportion equation
8,359,583.96 : 11,531,326.65 = 5,257,186.49 : x - Step 2: Convert to fraction form
8,359,583.96/11,531,326.65 = 5,257,186.49/x - Step 3: Cross multiply
8,359,583.96x = 11,531,326.65 × 5,257,186.49 - Step 4: Simplify right side
8,359,583.96x = 60,622,334,676,156.96 - Step 5: Solve for x
x = 60,622,334,676,156.96/8,359,583.96 - Step 6: Final answer
x = 7,251,836.33
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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.