Finding the Fourth Proportional to 18,552,102.05, 27,828,367.31 and 5,598,364.94
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Solution
The fourth proportional to 18,552,102.05, 27,828,367.31 and 5,598,364.94 is: 8,397,612.05
Step by Step Solution
- Step 1: Write the proportion equation
18,552,102.05 : 27,828,367.31 = 5,598,364.94 : x - Step 2: Convert to fraction form
18,552,102.05/27,828,367.31 = 5,598,364.94/x - Step 3: Cross multiply
18,552,102.05x = 27,828,367.31 × 5,598,364.94 - Step 4: Simplify right side
18,552,102.05x = 155,793,355,718,612.44 - Step 5: Solve for x
x = 155,793,355,718,612.44/18,552,102.05 - Step 6: Final answer
x = 8,397,612.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.