Finding the Fourth Proportional to 8,228,786.96, 12,343,992.37 and 2,836,727.53
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Solution
The fourth proportional to 8,228,786.96, 12,343,992.37 and 2,836,727.53 is: 4,255,371.19
Step by Step Solution
- Step 1: Write the proportion equation
8,228,786.96 : 12,343,992.37 = 2,836,727.53 : x - Step 2: Convert to fraction form
8,228,786.96/12,343,992.37 = 2,836,727.53/x - Step 3: Cross multiply
8,228,786.96x = 12,343,992.37 × 2,836,727.53 - Step 4: Simplify right side
8,228,786.96x = 35,016,542,948,137.14 - Step 5: Solve for x
x = 35,016,542,948,137.14/8,228,786.96 - Step 6: Final answer
x = 4,255,371.19
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1.5x scale
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.