Finding the Fourth Proportional to 18,292,520.44, 27,449,409.54 and 8,195,141.44
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Solution
The fourth proportional to 18,292,520.44, 27,449,409.54 and 8,195,141.44 is: 12,297,473.95
Step by Step Solution
- Step 1: Write the proportion equation
18,292,520.44 : 27,449,409.54 = 8,195,141.44 : x - Step 2: Convert to fraction form
18,292,520.44/27,449,409.54 = 8,195,141.44/x - Step 3: Cross multiply
18,292,520.44x = 27,449,409.54 × 8,195,141.44 - Step 4: Simplify right side
18,292,520.44x = 224,951,793,624,785.34 - Step 5: Solve for x
x = 224,951,793,624,785.34/18,292,520.44 - Step 6: Final answer
x = 12,297,473.95
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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.