Finding the Fourth Proportional to 5,433,841.58, 7,495,578.96 and 3,393,108.14
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Solution
The fourth proportional to 5,433,841.58, 7,495,578.96 and 3,393,108.14 is: 4,680,539.47
Step by Step Solution
- Step 1: Write the proportion equation
5,433,841.58 : 7,495,578.96 = 3,393,108.14 : x - Step 2: Convert to fraction form
5,433,841.58/7,495,578.96 = 3,393,108.14/x - Step 3: Cross multiply
5,433,841.58x = 7,495,578.96 × 3,393,108.14 - Step 4: Simplify right side
5,433,841.58x = 25,433,309,994,235.55 - Step 5: Solve for x
x = 25,433,309,994,235.55/5,433,841.58 - Step 6: Final answer
x = 4,680,539.47
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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.