Finding the Fourth Proportional to 4,690,531.72, 6,473,043.36 and 2,625,495.94
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Solution
The fourth proportional to 4,690,531.72, 6,473,043.36 and 2,625,495.94 is: 3,623,245.74
Step by Step Solution
- Step 1: Write the proportion equation
4,690,531.72 : 6,473,043.36 = 2,625,495.94 : x - Step 2: Convert to fraction form
4,690,531.72/6,473,043.36 = 2,625,495.94/x - Step 3: Cross multiply
4,690,531.72x = 6,473,043.36 × 2,625,495.94 - Step 4: Simplify right side
4,690,531.72x = 16,994,949,061,123.96 - Step 5: Solve for x
x = 16,994,949,061,123.96/4,690,531.72 - Step 6: Final answer
x = 3,623,245.74
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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.