Finding the Fourth Proportional to 8,020,107.68, 11,068,333.98 and 4,582,274.90
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Solution
The fourth proportional to 8,020,107.68, 11,068,333.98 and 4,582,274.90 is: 6,323,873.82
Step by Step Solution
- Step 1: Write the proportion equation
8,020,107.68 : 11,068,333.98 = 4,582,274.90 : x - Step 2: Convert to fraction form
8,020,107.68/11,068,333.98 = 4,582,274.90/x - Step 3: Cross multiply
8,020,107.68x = 11,068,333.98 × 4,582,274.90 - Step 4: Simplify right side
8,020,107.68x = 50,718,148,981,371.11 - Step 5: Solve for x
x = 50,718,148,981,371.11/8,020,107.68 - Step 6: Final answer
x = 6,323,873.82
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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.