Finding the Fourth Proportional to 27,198,892.31, 37,534,119.30 and 14,808,843.62
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Solution
The fourth proportional to 27,198,892.31, 37,534,119.30 and 14,808,843.62 is: 20,436,012.50
Step by Step Solution
- Step 1: Write the proportion equation
27,198,892.31 : 37,534,119.30 = 14,808,843.62 : x - Step 2: Convert to fraction form
27,198,892.31/37,534,119.30 = 14,808,843.62/x - Step 3: Cross multiply
27,198,892.31x = 37,534,119.30 × 14,808,843.62 - Step 4: Simplify right side
27,198,892.31x = 555,836,903,081,206.19 - Step 5: Solve for x
x = 555,836,903,081,206.19/27,198,892.31 - Step 6: Final answer
x = 20,436,012.50
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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.