Finding the Fourth Proportional to 5,863,942.62, 8,788,253.45 and 3,270,143.88
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Solution
The fourth proportional to 5,863,942.62, 8,788,253.45 and 3,270,143.88 is: 4,900,943.80
Step by Step Solution
- Step 1: Write the proportion equation
5,863,942.62 : 8,788,253.45 = 3,270,143.88 : x - Step 2: Convert to fraction form
5,863,942.62/8,788,253.45 = 3,270,143.88/x - Step 3: Cross multiply
5,863,942.62x = 8,788,253.45 × 3,270,143.88 - Step 4: Simplify right side
5,863,942.62x = 28,738,853,243,581.75 - Step 5: Solve for x
x = 28,738,853,243,581.75/5,863,942.62 - Step 6: Final answer
x = 4,900,943.80
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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.