Finding the Fourth Proportional to 5,381,570.03, 7,426,624.61 and 2,934,161.11
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Solution
The fourth proportional to 5,381,570.03, 7,426,624.61 and 2,934,161.11 is: 4,049,173.93
Step by Step Solution
- Step 1: Write the proportion equation
5,381,570.03 : 7,426,624.61 = 2,934,161.11 : x - Step 2: Convert to fraction form
5,381,570.03/7,426,624.61 = 2,934,161.11/x - Step 3: Cross multiply
5,381,570.03x = 7,426,624.61 × 2,934,161.11 - Step 4: Simplify right side
5,381,570.03x = 21,790,913,057,426.99 - Step 5: Solve for x
x = 21,790,913,057,426.99/5,381,570.03 - Step 6: Final answer
x = 4,049,173.93
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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.