Finding the Fourth Proportional to 8,225,076.48, 11,350,960.20 and 4,553,992.96
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Solution
The fourth proportional to 8,225,076.48, 11,350,960.20 and 4,553,992.96 is: 6,284,706.65
Step by Step Solution
- Step 1: Write the proportion equation
8,225,076.48 : 11,350,960.20 = 4,553,992.96 : x - Step 2: Convert to fraction form
8,225,076.48/11,350,960.20 = 4,553,992.96/x - Step 3: Cross multiply
8,225,076.48x = 11,350,960.20 × 4,553,992.96 - Step 4: Simplify right side
8,225,076.48x = 51,692,192,840,040.19 - Step 5: Solve for x
x = 51,692,192,840,040.19/8,225,076.48 - Step 6: Final answer
x = 6,284,706.65
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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.