Finding the Fourth Proportional to 4,473,035.34, 6,171,968.79 and 2,638,067.82
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Solution
The fourth proportional to 4,473,035.34, 6,171,968.79 and 2,638,067.82 is: 3,640,049.99
Step by Step Solution
- Step 1: Write the proportion equation
4,473,035.34 : 6,171,968.79 = 2,638,067.82 : x - Step 2: Convert to fraction form
4,473,035.34/6,171,968.79 = 2,638,067.82/x - Step 3: Cross multiply
4,473,035.34x = 6,171,968.79 × 2,638,067.82 - Step 4: Simplify right side
4,473,035.34x = 16,282,072,250,943.34 - Step 5: Solve for x
x = 16,282,072,250,943.34/4,473,035.34 - Step 6: Final answer
x = 3,640,049.99
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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.