Finding the Fourth Proportional to 16,586,883.20, 24,880,324.80 and 13,752,531.20
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Solution
The fourth proportional to 16,586,883.20, 24,880,324.80 and 13,752,531.20 is: 20,628,796.80
Step by Step Solution
- Step 1: Write the proportion equation
16,586,883.20 : 24,880,324.80 = 13,752,531.20 : x - Step 2: Convert to fraction form
16,586,883.20/24,880,324.80 = 13,752,531.20/x - Step 3: Cross multiply
16,586,883.20x = 24,880,324.80 × 13,752,531.20 - Step 4: Simplify right side
16,586,883.20x = 342,167,443,078,133.75 - Step 5: Solve for x
x = 342,167,443,078,133.75/16,586,883.20 - Step 6: Final answer
x = 20,628,796.80
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1.5x scale
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.