Finding the Fourth Proportional to 27,273,757.20, 37,637,204.76 and 14,883,439.92
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Solution
The fourth proportional to 27,273,757.20, 37,637,204.76 and 14,883,439.92 is: 20,538,830.48
Step by Step Solution
- Step 1: Write the proportion equation
27,273,757.20 : 37,637,204.76 = 14,883,439.92 : x - Step 2: Convert to fraction form
27,273,757.20/37,637,204.76 = 14,883,439.92/x - Step 3: Cross multiply
27,273,757.20x = 37,637,204.76 × 14,883,439.92 - Step 4: Simplify right side
27,273,757.20x = 560,171,075,802,198 - Step 5: Solve for x
x = 560,171,075,802,198/27,273,757.20 - Step 6: Final answer
x = 20,538,830.48
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1.5x scale
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.