Finding the Fourth Proportional to 29,840,728.80, 44,794,270.80 and 18,493,989.60
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Solution
The fourth proportional to 29,840,728.80, 44,794,270.80 and 18,493,989.60 is: 27,761,546.44
Step by Step Solution
- Step 1: Write the proportion equation
29,840,728.80 : 44,794,270.80 = 18,493,989.60 : x - Step 2: Convert to fraction form
29,840,728.80/44,794,270.80 = 18,493,989.60/x - Step 3: Cross multiply
29,840,728.80x = 44,794,270.80 × 18,493,989.60 - Step 4: Simplify right side
29,840,728.80x = 828,424,778,314,783.75 - Step 5: Solve for x
x = 828,424,778,314,783.75/29,840,728.80 - Step 6: Final answer
x = 27,761,546.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.