Finding the Fourth Proportional to 27,372,415.74, 41,053,390.74 and 8,203,172.55
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Solution
The fourth proportional to 27,372,415.74, 41,053,390.74 and 8,203,172.55 is: 12,303,190.60
Step by Step Solution
- Step 1: Write the proportion equation
27,372,415.74 : 41,053,390.74 = 8,203,172.55 : x - Step 2: Convert to fraction form
27,372,415.74/41,053,390.74 = 8,203,172.55/x - Step 3: Cross multiply
27,372,415.74x = 41,053,390.74 × 8,203,172.55 - Step 4: Simplify right side
27,372,415.74x = 336,768,048,002,792.19 - Step 5: Solve for x
x = 336,768,048,002,792.19/27,372,415.74 - Step 6: Final answer
x = 12,303,190.60
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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.