Finding the Fourth Proportional to 5,474,791.62, 7,552,701.18 and 3,541,675.59
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Solution
The fourth proportional to 5,474,791.62, 7,552,701.18 and 3,541,675.59 is: 4,885,887.77
Step by Step Solution
- Step 1: Write the proportion equation
5,474,791.62 : 7,552,701.18 = 3,541,675.59 : x - Step 2: Convert to fraction form
5,474,791.62/7,552,701.18 = 3,541,675.59/x - Step 3: Cross multiply
5,474,791.62x = 7,552,701.18 × 3,541,675.59 - Step 4: Simplify right side
5,474,791.62x = 26,749,217,407,770.20 - Step 5: Solve for x
x = 26,749,217,407,770.20/5,474,791.62 - Step 6: Final answer
x = 4,885,887.77
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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.