Finding the Fourth Proportional to 8,983,516.05, 13,475,274.08 and 6,857,752.05
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Solution
The fourth proportional to 8,983,516.05, 13,475,274.08 and 6,857,752.05 is: 10,286,628.08
Step by Step Solution
- Step 1: Write the proportion equation
8,983,516.05 : 13,475,274.08 = 6,857,752.05 : x - Step 2: Convert to fraction form
8,983,516.05/13,475,274.08 = 6,857,752.05/x - Step 3: Cross multiply
8,983,516.05x = 13,475,274.08 × 6,857,752.05 - Step 4: Simplify right side
8,983,516.05x = 92,410,088,412,143.09 - Step 5: Solve for x
x = 92,410,088,412,143.09/8,983,516.05 - Step 6: Final answer
x = 10,286,628.08
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1.5x scale
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.