Finding the Fourth Proportional to 29,766,062.80, 44,646,469.80 and 8,198,743.60
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Solution
The fourth proportional to 29,766,062.80, 44,646,469.80 and 8,198,743.60 is: 12,297,392.54
Step by Step Solution
- Step 1: Write the proportion equation
29,766,062.80 : 44,646,469.80 = 8,198,743.60 : x - Step 2: Convert to fraction form
29,766,062.80/44,646,469.80 = 8,198,743.60/x - Step 3: Cross multiply
29,766,062.80x = 44,646,469.80 × 8,198,743.60 - Step 4: Simplify right side
29,766,062.80x = 366,044,958,535,343.25 - Step 5: Solve for x
x = 366,044,958,535,343.25/29,766,062.80 - Step 6: Final answer
x = 12,297,392.54
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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.