Finding the Fourth Proportional to 16,538,524.08, 24,807,786.36 and 5,179,861.68
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Solution
The fourth proportional to 16,538,524.08, 24,807,786.36 and 5,179,861.68 is: 7,769,792.60
Step by Step Solution
- Step 1: Write the proportion equation
16,538,524.08 : 24,807,786.36 = 5,179,861.68 : x - Step 2: Convert to fraction form
16,538,524.08/24,807,786.36 = 5,179,861.68/x - Step 3: Cross multiply
16,538,524.08x = 24,807,786.36 × 5,179,861.68 - Step 4: Simplify right side
16,538,524.08x = 128,500,901,931,790.67 - Step 5: Solve for x
x = 128,500,901,931,790.67/16,538,524.08 - Step 6: Final answer
x = 7,769,792.60
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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.