Finding the Fourth Proportional to 16,353,086.40, 24,529,629.60 and 11,251,252.80
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Solution
The fourth proportional to 16,353,086.40, 24,529,629.60 and 11,251,252.80 is: 16,876,879.20
Step by Step Solution
- Step 1: Write the proportion equation
16,353,086.40 : 24,529,629.60 = 11,251,252.80 : x - Step 2: Convert to fraction form
16,353,086.40/24,529,629.60 = 11,251,252.80/x - Step 3: Cross multiply
16,353,086.40x = 24,529,629.60 × 11,251,252.80 - Step 4: Simplify right side
16,353,086.40x = 275,989,063,719,962.91 - Step 5: Solve for x
x = 275,989,063,719,962.91/16,353,086.40 - Step 6: Final answer
x = 16,876,879.20
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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.