Finding the Fourth Proportional to 16,190,505.81, 24,278,845.83 and 9,371,785.62
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Solution
The fourth proportional to 16,190,505.81, 24,278,845.83 and 9,371,785.62 is: 14,053,676.94
Step by Step Solution
- Step 1: Write the proportion equation
16,190,505.81 : 24,278,845.83 = 9,371,785.62 : x - Step 2: Convert to fraction form
16,190,505.81/24,278,845.83 = 9,371,785.62/x - Step 3: Cross multiply
16,190,505.81x = 24,278,845.83 × 9,371,785.62 - Step 4: Simplify right side
16,190,505.81x = 227,536,138,219,790.94 - Step 5: Solve for x
x = 227,536,138,219,790.94/16,190,505.81 - Step 6: Final answer
x = 14,053,676.94
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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.