Finding the Fourth Proportional to 5,383,487.58, 7,427,336.88 and 3,450,813.84
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Solution
The fourth proportional to 5,383,487.58, 7,427,336.88 and 3,450,813.84 is: 4,760,920.60
Step by Step Solution
- Step 1: Write the proportion equation
5,383,487.58 : 7,427,336.88 = 3,450,813.84 : x - Step 2: Convert to fraction form
5,383,487.58/7,427,336.88 = 3,450,813.84/x - Step 3: Cross multiply
5,383,487.58x = 7,427,336.88 × 3,450,813.84 - Step 4: Simplify right side
5,383,487.58x = 25,630,356,899,846.42 - Step 5: Solve for x
x = 25,630,356,899,846.42/5,383,487.58 - Step 6: Final answer
x = 4,760,920.60
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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.