Finding the Fourth Proportional to 8,323,194.97, 11,478,544.05 and 6,932,374.75
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Solution
The fourth proportional to 8,323,194.97, 11,478,544.05 and 6,932,374.75 is: 9,560,459.56
Step by Step Solution
- Step 1: Write the proportion equation
8,323,194.97 : 11,478,544.05 = 6,932,374.75 : x - Step 2: Convert to fraction form
8,323,194.97/11,478,544.05 = 6,932,374.75/x - Step 3: Cross multiply
8,323,194.97x = 11,478,544.05 × 6,932,374.75 - Step 4: Simplify right side
8,323,194.97x = 79,573,568,938,982.75 - Step 5: Solve for x
x = 79,573,568,938,982.75/8,323,194.97 - Step 6: Final answer
x = 9,560,459.56
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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.