Finding the Fourth Proportional to 15,304,438.80, 22,981,541.40 and 11,074,294.80
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Solution
The fourth proportional to 15,304,438.80, 22,981,541.40 and 11,074,294.80 is: 16,629,447.69
Step by Step Solution
- Step 1: Write the proportion equation
15,304,438.80 : 22,981,541.40 = 11,074,294.80 : x - Step 2: Convert to fraction form
15,304,438.80/22,981,541.40 = 11,074,294.80/x - Step 3: Cross multiply
15,304,438.80x = 22,981,541.40 × 11,074,294.80 - Step 4: Simplify right side
15,304,438.80x = 254,504,364,422,004.72 - Step 5: Solve for x
x = 254,504,364,422,004.72/15,304,438.80 - Step 6: Final answer
x = 16,629,447.69
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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.