Finding the Fourth Proportional to 16,603,997.80, 24,910,662.30 and 8,084,612.20
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Solution
The fourth proportional to 16,603,997.80, 24,910,662.30 and 8,084,612.20 is: 12,129,190.02
Step by Step Solution
- Step 1: Write the proportion equation
16,603,997.80 : 24,910,662.30 = 8,084,612.20 : x - Step 2: Convert to fraction form
16,603,997.80/24,910,662.30 = 8,084,612.20/x - Step 3: Cross multiply
16,603,997.80x = 24,910,662.30 × 8,084,612.20 - Step 4: Simplify right side
16,603,997.80x = 201,393,044,340,660.06 - Step 5: Solve for x
x = 201,393,044,340,660.06/16,603,997.80 - Step 6: Final answer
x = 12,129,190.02
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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.