Finding the Fourth Proportional to 5,556,816.27, 8,336,720.68 and 2,859,671.79
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Solution
The fourth proportional to 5,556,816.27, 8,336,720.68 and 2,859,671.79 is: 4,290,277.70
Step by Step Solution
- Step 1: Write the proportion equation
5,556,816.27 : 8,336,720.68 = 2,859,671.79 : x - Step 2: Convert to fraction form
5,556,816.27/8,336,720.68 = 2,859,671.79/x - Step 3: Cross multiply
5,556,816.27x = 8,336,720.68 × 2,859,671.79 - Step 4: Simplify right side
5,556,816.27x = 23,840,284,942,556.44 - Step 5: Solve for x
x = 23,840,284,942,556.44/5,556,816.27 - Step 6: Final answer
x = 4,290,277.70
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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.