Finding the Fourth Proportional to 21,524,581.38, 32,269,821.67 and 10,736,329.08
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Solution
The fourth proportional to 21,524,581.38, 32,269,821.67 and 10,736,329.08 is: 16,095,988.99
Step by Step Solution
- Step 1: Write the proportion equation
21,524,581.38 : 32,269,821.67 = 10,736,329.08 : x - Step 2: Convert to fraction form
21,524,581.38/32,269,821.67 = 10,736,329.08/x - Step 3: Cross multiply
21,524,581.38x = 32,269,821.67 × 10,736,329.08 - Step 4: Simplify right side
21,524,581.38x = 346,459,424,802,035.19 - Step 5: Solve for x
x = 346,459,424,802,035.19/21,524,581.38 - Step 6: Final answer
x = 16,095,988.99
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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.