Finding the Fourth Proportional to 27,271,797.39, 37,635,878.98 and 14,882,689.14
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Solution
The fourth proportional to 27,271,797.39, 37,635,878.98 and 14,882,689.14 is: 20,538,546.81
Step by Step Solution
- Step 1: Write the proportion equation
27,271,797.39 : 37,635,878.98 = 14,882,689.14 : x - Step 2: Convert to fraction form
27,271,797.39/37,635,878.98 = 14,882,689.14/x - Step 3: Cross multiply
27,271,797.39x = 37,635,878.98 × 14,882,689.14 - Step 4: Simplify right side
27,271,797.39x = 560,123,087,247,469.12 - Step 5: Solve for x
x = 560,123,087,247,469.12/27,271,797.39 - Step 6: Final answer
x = 20,538,546.81
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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.