Finding the Fourth Proportional to 29,222,450.38, 40,324,235.84 and 19,784,042.43
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Solution
The fourth proportional to 29,222,450.38, 40,324,235.84 and 19,784,042.43 is: 27,300,119.67
Step by Step Solution
- Step 1: Write the proportion equation
29,222,450.38 : 40,324,235.84 = 19,784,042.43 : x - Step 2: Convert to fraction form
29,222,450.38/40,324,235.84 = 19,784,042.43/x - Step 3: Cross multiply
29,222,450.38x = 40,324,235.84 × 19,784,042.43 - Step 4: Simplify right side
29,222,450.38x = 797,776,392,515,345.38 - Step 5: Solve for x
x = 797,776,392,515,345.38/29,222,450.38 - Step 6: Final answer
x = 27,300,119.67
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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.