Finding the Fourth Proportional to 8,151,297.75, 12,233,007.95 and 3,293,646.48
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Solution
The fourth proportional to 8,151,297.75, 12,233,007.95 and 3,293,646.48 is: 4,942,918.88
Step by Step Solution
- Step 1: Write the proportion equation
8,151,297.75 : 12,233,007.95 = 3,293,646.48 : x - Step 2: Convert to fraction form
8,151,297.75/12,233,007.95 = 3,293,646.48/x - Step 3: Cross multiply
8,151,297.75x = 12,233,007.95 × 3,293,646.48 - Step 4: Simplify right side
8,151,297.75x = 40,291,203,557,861.28 - Step 5: Solve for x
x = 40,291,203,557,861.28/8,151,297.75 - Step 6: Final answer
x = 4,942,918.88
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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.