Finding the Fourth Proportional to 16,798,755.80, 25,198,133.70 and 8,295,699.80
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Solution
The fourth proportional to 16,798,755.80, 25,198,133.70 and 8,295,699.80 is: 12,443,549.70
Step by Step Solution
- Step 1: Write the proportion equation
16,798,755.80 : 25,198,133.70 = 8,295,699.80 : x - Step 2: Convert to fraction form
16,798,755.80/25,198,133.70 = 8,295,699.80/x - Step 3: Cross multiply
16,798,755.80x = 25,198,133.70 × 8,295,699.80 - Step 4: Simplify right side
16,798,755.80x = 209,036,152,695,463.25 - Step 5: Solve for x
x = 209,036,152,695,463.25/16,798,755.80 - Step 6: Final answer
x = 12,443,549.70
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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.