Finding the Fourth Proportional to 32,372,830.80, 48,552,247.80 and 14,176,990.80
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Solution
The fourth proportional to 32,372,830.80, 48,552,247.80 and 14,176,990.80 is: 21,262,421.40
Step by Step Solution
- Step 1: Write the proportion equation
32,372,830.80 : 48,552,247.80 = 14,176,990.80 : x - Step 2: Convert to fraction form
32,372,830.80/48,552,247.80 = 14,176,990.80/x - Step 3: Cross multiply
32,372,830.80x = 48,552,247.80 × 14,176,990.80 - Step 4: Simplify right side
32,372,830.80x = 688,324,770,379,920.25 - Step 5: Solve for x
x = 688,324,770,379,920.25/32,372,830.80 - Step 6: Final answer
x = 21,262,421.40
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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.