Finding the Fourth Proportional to 15,633,117.80, 23,449,676.70 and 5,397,957.80
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Solution
The fourth proportional to 15,633,117.80, 23,449,676.70 and 5,397,957.80 is: 8,096,936.70
Step by Step Solution
- Step 1: Write the proportion equation
15,633,117.80 : 23,449,676.70 = 5,397,957.80 : x - Step 2: Convert to fraction form
15,633,117.80/23,449,676.70 = 5,397,957.80/x - Step 3: Cross multiply
15,633,117.80x = 23,449,676.70 × 5,397,957.80 - Step 4: Simplify right side
15,633,117.80x = 126,580,365,250,243.25 - Step 5: Solve for x
x = 126,580,365,250,243.25/15,633,117.80 - Step 6: Final answer
x = 8,096,936.70
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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.