Finding the Fourth Proportional to 8,606,159.36, 11,876,401.92 and 4,738,599.68
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Solution
The fourth proportional to 8,606,159.36, 11,876,401.92 and 4,738,599.68 is: 6,539,213.60
Step by Step Solution
- Step 1: Write the proportion equation
8,606,159.36 : 11,876,401.92 = 4,738,599.68 : x - Step 2: Convert to fraction form
8,606,159.36/11,876,401.92 = 4,738,599.68/x - Step 3: Cross multiply
8,606,159.36x = 11,876,401.92 × 4,738,599.68 - Step 4: Simplify right side
8,606,159.36x = 56,277,514,337,663.38 - Step 5: Solve for x
x = 56,277,514,337,663.38/8,606,159.36 - Step 6: Final answer
x = 6,539,213.60
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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.