Finding the Fourth Proportional to 8,158,576.21, 12,236,534.25 and 2,399,963.08
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Solution
The fourth proportional to 8,158,576.21, 12,236,534.25 and 2,399,963.08 is: 3,599,553.36
Step by Step Solution
- Step 1: Write the proportion equation
8,158,576.21 : 12,236,534.25 = 2,399,963.08 : x - Step 2: Convert to fraction form
8,158,576.21/12,236,534.25 = 2,399,963.08/x - Step 3: Cross multiply
8,158,576.21x = 12,236,534.25 × 2,399,963.08 - Step 4: Simplify right side
8,158,576.21x = 29,367,230,451,674.14 - Step 5: Solve for x
x = 29,367,230,451,674.14/8,158,576.21 - Step 6: Final answer
x = 3,599,553.36
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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.