Finding the Fourth Proportional to 16,374,629.70, 24,561,944.55 and 15,311,747.70
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Solution
The fourth proportional to 16,374,629.70, 24,561,944.55 and 15,311,747.70 is: 22,967,621.55
Step by Step Solution
- Step 1: Write the proportion equation
16,374,629.70 : 24,561,944.55 = 15,311,747.70 : x - Step 2: Convert to fraction form
16,374,629.70/24,561,944.55 = 15,311,747.70/x - Step 3: Cross multiply
16,374,629.70x = 24,561,944.55 × 15,311,747.70 - Step 4: Simplify right side
16,374,629.70x = 376,086,297,970,990 - Step 5: Solve for x
x = 376,086,297,970,990/16,374,629.70 - Step 6: Final answer
x = 22,967,621.55
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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.