Finding the Fourth Proportional to 5,816,653.62, 8,728,965.63 and 2,030,136.50
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Solution
The fourth proportional to 5,816,653.62, 8,728,965.63 and 2,030,136.50 is: 3,046,595.66
Step by Step Solution
- Step 1: Write the proportion equation
5,816,653.62 : 8,728,965.63 = 2,030,136.50 : x - Step 2: Convert to fraction form
5,816,653.62/8,728,965.63 = 2,030,136.50/x - Step 3: Cross multiply
5,816,653.62x = 8,728,965.63 × 2,030,136.50 - Step 4: Simplify right side
5,816,653.62x = 17,720,991,689,063.67 - Step 5: Solve for x
x = 17,720,991,689,063.67/5,816,653.62 - Step 6: Final answer
x = 3,046,595.66
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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.