Finding the Fourth Proportional to 5,474,797.49, 8,212,261.85 and 3,316,294.10
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Solution
The fourth proportional to 5,474,797.49, 8,212,261.85 and 3,316,294.10 is: 4,974,480.90
Step by Step Solution
- Step 1: Write the proportion equation
5,474,797.49 : 8,212,261.85 = 3,316,294.10 : x - Step 2: Convert to fraction form
5,474,797.49/8,212,261.85 = 3,316,294.10/x - Step 3: Cross multiply
5,474,797.49x = 8,212,261.85 × 3,316,294.10 - Step 4: Simplify right side
5,474,797.49x = 27,234,275,537,195.37 - Step 5: Solve for x
x = 27,234,275,537,195.37/5,474,797.49 - Step 6: Final answer
x = 4,974,480.90
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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.