Finding the Fourth Proportional to 36,608,874.84, 50,520,253.50 and 20,311,311.96
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Solution
The fourth proportional to 36,608,874.84, 50,520,253.50 and 20,311,311.96 is: 28,029,613.96
Step by Step Solution
- Step 1: Write the proportion equation
36,608,874.84 : 50,520,253.50 = 20,311,311.96 : x - Step 2: Convert to fraction form
36,608,874.84/50,520,253.50 = 20,311,311.96/x - Step 3: Cross multiply
36,608,874.84x = 50,520,253.50 × 20,311,311.96 - Step 4: Simplify right side
36,608,874.84x = 1,026,132,629,136,781.88 - Step 5: Solve for x
x = 1,026,132,629,136,781.88/36,608,874.84 - Step 6: Final answer
x = 28,029,613.96
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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.