Finding the Fourth Proportional to 5,049,363.20, 6,968,176.68 and 2,757,591.36
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Solution
The fourth proportional to 5,049,363.20, 6,968,176.68 and 2,757,591.36 is: 3,805,506.37
Step by Step Solution
- Step 1: Write the proportion equation
5,049,363.20 : 6,968,176.68 = 2,757,591.36 : x - Step 2: Convert to fraction form
5,049,363.20/6,968,176.68 = 2,757,591.36/x - Step 3: Cross multiply
5,049,363.20x = 6,968,176.68 × 2,757,591.36 - Step 4: Simplify right side
5,049,363.20x = 19,215,383,807,721.48 - Step 5: Solve for x
x = 19,215,383,807,721.48/5,049,363.20 - Step 6: Final answer
x = 3,805,506.37
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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.