Finding the Fourth Proportional to 10,715,021.08, 16,072,487.70 and 3,891,581.08
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Solution
The fourth proportional to 10,715,021.08, 16,072,487.70 and 3,891,581.08 is: 5,837,355.67
Step by Step Solution
- Step 1: Write the proportion equation
10,715,021.08 : 16,072,487.70 = 3,891,581.08 : x - Step 2: Convert to fraction form
10,715,021.08/16,072,487.70 = 3,891,581.08/x - Step 3: Cross multiply
10,715,021.08x = 16,072,487.70 × 3,891,581.08 - Step 4: Simplify right side
10,715,021.08x = 62,547,389,041,852.71 - Step 5: Solve for x
x = 62,547,389,041,852.71/10,715,021.08 - Step 6: Final answer
x = 5,837,355.67
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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.