Finding the Fourth Proportional to 8,325,690.24, 11,489,676.48 and 4,703,940.48
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Solution
The fourth proportional to 8,325,690.24, 11,489,676.48 and 4,703,940.48 is: 6,491,564.39
Step by Step Solution
- Step 1: Write the proportion equation
8,325,690.24 : 11,489,676.48 = 4,703,940.48 : x - Step 2: Convert to fraction form
8,325,690.24/11,489,676.48 = 4,703,940.48/x - Step 3: Cross multiply
8,325,690.24x = 11,489,676.48 × 4,703,940.48 - Step 4: Simplify right side
8,325,690.24x = 54,046,754,296,375.91 - Step 5: Solve for x
x = 54,046,754,296,375.91/8,325,690.24 - Step 6: Final answer
x = 6,491,564.39
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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.