Finding the Fourth Proportional to 18,444,773.70, 27,667,160.55 and 16,372,153.80
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Solution
The fourth proportional to 18,444,773.70, 27,667,160.55 and 16,372,153.80 is: 24,558,230.70
Step by Step Solution
- Step 1: Write the proportion equation
18,444,773.70 : 27,667,160.55 = 16,372,153.80 : x - Step 2: Convert to fraction form
18,444,773.70/27,667,160.55 = 16,372,153.80/x - Step 3: Cross multiply
18,444,773.70x = 27,667,160.55 × 16,372,153.80 - Step 4: Simplify right side
18,444,773.70x = 452,971,007,733,892.62 - Step 5: Solve for x
x = 452,971,007,733,892.62/18,444,773.70 - Step 6: Final answer
x = 24,558,230.70
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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.