Finding the Fourth Proportional to 19,760,506.14, 27,268,912.62 and 10,940,350.44
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Solution
The fourth proportional to 19,760,506.14, 27,268,912.62 and 10,940,350.44 is: 15,097,359.25
Step by Step Solution
- Step 1: Write the proportion equation
19,760,506.14 : 27,268,912.62 = 10,940,350.44 : x - Step 2: Convert to fraction form
19,760,506.14/27,268,912.62 = 10,940,350.44/x - Step 3: Cross multiply
19,760,506.14x = 27,268,912.62 × 10,940,350.44 - Step 4: Simplify right side
19,760,506.14x = 298,331,460,180,538.56 - Step 5: Solve for x
x = 298,331,460,180,538.56/19,760,506.14 - Step 6: Final answer
x = 15,097,359.25
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.