Finding the Fourth Proportional to 8,322,596.80, 12,465,232.80 and 6,829,604.80
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Solution
The fourth proportional to 8,322,596.80, 12,465,232.80 and 6,829,604.80 is: 10,229,092.65
Step by Step Solution
- Step 1: Write the proportion equation
8,322,596.80 : 12,465,232.80 = 6,829,604.80 : x - Step 2: Convert to fraction form
8,322,596.80/12,465,232.80 = 6,829,604.80/x - Step 3: Cross multiply
8,322,596.80x = 12,465,232.80 × 6,829,604.80 - Step 4: Simplify right side
8,322,596.80x = 85,132,613,763,997.44 - Step 5: Solve for x
x = 85,132,613,763,997.44/8,322,596.80 - Step 6: Final answer
x = 10,229,092.65
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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.