Finding the Fourth Proportional to 32,166,151.80, 48,249,227.70 and 8,231,623.80
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Solution
The fourth proportional to 32,166,151.80, 48,249,227.70 and 8,231,623.80 is: 12,347,435.70
Step by Step Solution
- Step 1: Write the proportion equation
32,166,151.80 : 48,249,227.70 = 8,231,623.80 : x - Step 2: Convert to fraction form
32,166,151.80/48,249,227.70 = 8,231,623.80/x - Step 3: Cross multiply
32,166,151.80x = 48,249,227.70 × 8,231,623.80 - Step 4: Simplify right side
32,166,151.80x = 397,169,491,066,939.25 - Step 5: Solve for x
x = 397,169,491,066,939.25/32,166,151.80 - Step 6: Final answer
x = 12,347,435.70
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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.