Finding the Fourth Proportional to 22,385,624.70, 33,592,261.05 and 8,921,048.70
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Solution
The fourth proportional to 22,385,624.70, 33,592,261.05 and 8,921,048.70 is: 13,387,082.15
Step by Step Solution
- Step 1: Write the proportion equation
22,385,624.70 : 33,592,261.05 = 8,921,048.70 : x - Step 2: Convert to fraction form
22,385,624.70/33,592,261.05 = 8,921,048.70/x - Step 3: Cross multiply
22,385,624.70x = 33,592,261.05 × 8,921,048.70 - Step 4: Simplify right side
22,385,624.70x = 299,678,196,770,163.06 - Step 5: Solve for x
x = 299,678,196,770,163.06/22,385,624.70 - Step 6: Final answer
x = 13,387,082.15
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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.