Finding the Fourth Proportional to 5,384,560.68, 7,440,370.47 and 4,093,159.05
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Solution
The fourth proportional to 5,384,560.68, 7,440,370.47 and 4,093,159.05 is: 5,655,915.41
Step by Step Solution
- Step 1: Write the proportion equation
5,384,560.68 : 7,440,370.47 = 4,093,159.05 : x - Step 2: Convert to fraction form
5,384,560.68/7,440,370.47 = 4,093,159.05/x - Step 3: Cross multiply
5,384,560.68x = 7,440,370.47 × 4,093,159.05 - Step 4: Simplify right side
5,384,560.68x = 30,454,619,724,633.25 - Step 5: Solve for x
x = 30,454,619,724,633.25/5,384,560.68 - Step 6: Final answer
x = 5,655,915.41
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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.