Finding the Fourth Proportional to 5,383,747.98, 7,430,721.96 and 3,093,171.66
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Solution
The fourth proportional to 5,383,747.98, 7,430,721.96 and 3,093,171.66 is: 4,269,237.47
Step by Step Solution
- Step 1: Write the proportion equation
5,383,747.98 : 7,430,721.96 = 3,093,171.66 : x - Step 2: Convert to fraction form
5,383,747.98/7,430,721.96 = 3,093,171.66/x - Step 3: Cross multiply
5,383,747.98x = 7,430,721.96 × 3,093,171.66 - Step 4: Simplify right side
5,383,747.98x = 22,984,498,580,011.66 - Step 5: Solve for x
x = 22,984,498,580,011.66/5,383,747.98 - Step 6: Final answer
x = 4,269,237.47
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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.