Finding the Fourth Proportional to 47,743,685.65, 71,564,540.73 and 27,229,232.62
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Solution
The fourth proportional to 47,743,685.65, 71,564,540.73 and 27,229,232.62 is: 40,814,769.54
Step by Step Solution
- Step 1: Write the proportion equation
47,743,685.65 : 71,564,540.73 = 27,229,232.62 : x - Step 2: Convert to fraction form
47,743,685.65/71,564,540.73 = 27,229,232.62/x - Step 3: Cross multiply
47,743,685.65x = 71,564,540.73 × 27,229,232.62 - Step 4: Simplify right side
47,743,685.65x = 1,948,647,526,880,634.75 - Step 5: Solve for x
x = 1,948,647,526,880,634.75/47,743,685.65 - Step 6: Final answer
x = 40,814,769.54
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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.