Finding the Fourth Proportional to 5,595,623.70, 8,393,435.55 and 5,471,207.70
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Solution
The fourth proportional to 5,595,623.70, 8,393,435.55 and 5,471,207.70 is: 8,206,811.55
Step by Step Solution
- Step 1: Write the proportion equation
5,595,623.70 : 8,393,435.55 = 5,471,207.70 : x - Step 2: Convert to fraction form
5,595,623.70/8,393,435.55 = 5,471,207.70/x - Step 3: Cross multiply
5,595,623.70x = 8,393,435.55 × 5,471,207.70 - Step 4: Simplify right side
5,595,623.70x = 45,922,229,210,613.74 - Step 5: Solve for x
x = 45,922,229,210,613.74/5,595,623.70 - Step 6: Final answer
x = 8,206,811.55
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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.