Finding the Fourth Proportional to 14,728,393.08, 20,324,615.58 and 8,202,297.60
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Solution
The fourth proportional to 14,728,393.08, 20,324,615.58 and 8,202,297.60 is: 11,318,855.00
Step by Step Solution
- Step 1: Write the proportion equation
14,728,393.08 : 20,324,615.58 = 8,202,297.60 : x - Step 2: Convert to fraction form
14,728,393.08/20,324,615.58 = 8,202,297.60/x - Step 3: Cross multiply
14,728,393.08x = 20,324,615.58 × 8,202,297.60 - Step 4: Simplify right side
14,728,393.08x = 166,708,545,592,756.59 - Step 5: Solve for x
x = 166,708,545,592,756.59/14,728,393.08 - Step 6: Final answer
x = 11,318,855.00
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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.