Finding the Fourth Proportional to 36,649,305.23, 54,981,043.65 and 13,928,431.01
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Solution
The fourth proportional to 36,649,305.23, 54,981,043.65 and 13,928,431.01 is: 20,895,339.44
Step by Step Solution
- Step 1: Write the proportion equation
36,649,305.23 : 54,981,043.65 = 13,928,431.01 : x - Step 2: Convert to fraction form
36,649,305.23/54,981,043.65 = 13,928,431.01/x - Step 3: Cross multiply
36,649,305.23x = 54,981,043.65 × 13,928,431.01 - Step 4: Simplify right side
36,649,305.23x = 765,799,673,061,918.38 - Step 5: Solve for x
x = 765,799,673,061,918.38/36,649,305.23 - Step 6: Final answer
x = 20,895,339.44
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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.