Finding the Fourth Proportional to 5,384,555.09, 7,440,362.66 and 4,093,153.46
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Solution
The fourth proportional to 5,384,555.09, 7,440,362.66 and 4,093,153.46 is: 5,655,907.62
Step by Step Solution
- Step 1: Write the proportion equation
5,384,555.09 : 7,440,362.66 = 4,093,153.46 : x - Step 2: Convert to fraction form
5,384,555.09/7,440,362.66 = 4,093,153.46/x - Step 3: Cross multiply
5,384,555.09x = 7,440,362.66 × 4,093,153.46 - Step 4: Simplify right side
5,384,555.09x = 30,454,546,166,366.23 - Step 5: Solve for x
x = 30,454,546,166,366.23/5,384,555.09 - Step 6: Final answer
x = 5,655,907.62
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1.5x scale
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.