Finding the Fourth Proportional to 18,701,348.28, 25,807,609.26 and 10,441,537.08
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Solution
The fourth proportional to 18,701,348.28, 25,807,609.26 and 10,441,537.08 is: 14,409,180.82
Step by Step Solution
- Step 1: Write the proportion equation
18,701,348.28 : 25,807,609.26 = 10,441,537.08 : x - Step 2: Convert to fraction form
18,701,348.28/25,807,609.26 = 10,441,537.08/x - Step 3: Cross multiply
18,701,348.28x = 25,807,609.26 × 10,441,537.08 - Step 4: Simplify right side
18,701,348.28x = 269,471,109,034,441.38 - Step 5: Solve for x
x = 269,471,109,034,441.38/18,701,348.28 - Step 6: Final answer
x = 14,409,180.82
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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.