Finding the Fourth Proportional to 8,856,473.68, 13,236,186.22 and 6,465,353.68
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Solution
The fourth proportional to 8,856,473.68, 13,236,186.22 and 6,465,353.68 is: 9,662,607.08
Step by Step Solution
- Step 1: Write the proportion equation
8,856,473.68 : 13,236,186.22 = 6,465,353.68 : x - Step 2: Convert to fraction form
8,856,473.68/13,236,186.22 = 6,465,353.68/x - Step 3: Cross multiply
8,856,473.68x = 13,236,186.22 × 6,465,353.68 - Step 4: Simplify right side
8,856,473.68x = 85,576,625,286,642.30 - Step 5: Solve for x
x = 85,576,625,286,642.30/8,856,473.68 - Step 6: Final answer
x = 9,662,607.08
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.