Finding the Fourth Proportional to 27,207,939.49, 37,545,234.01 and 14,984,796.49
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Solution
The fourth proportional to 27,207,939.49, 37,545,234.01 and 14,984,796.49 is: 20,678,070.50
Step by Step Solution
- Step 1: Write the proportion equation
27,207,939.49 : 37,545,234.01 = 14,984,796.49 : x - Step 2: Convert to fraction form
27,207,939.49/37,545,234.01 = 14,984,796.49/x - Step 3: Cross multiply
27,207,939.49x = 37,545,234.01 × 14,984,796.49 - Step 4: Simplify right side
27,207,939.49x = 562,607,690,809,276.62 - Step 5: Solve for x
x = 562,607,690,809,276.62/27,207,939.49 - Step 6: Final answer
x = 20,678,070.50
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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.