Finding the Fourth Proportional to 10,419,129.68, 14,373,818.82 and 6,286,856
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Solution
The fourth proportional to 10,419,129.68, 14,373,818.82 and 6,286,856 is: 8,673,097.65
Step by Step Solution
- Step 1: Write the proportion equation
10,419,129.68 : 14,373,818.82 = 6,286,856 : x - Step 2: Convert to fraction form
10,419,129.68/14,373,818.82 = 6,286,856/x - Step 3: Cross multiply
10,419,129.68x = 14,373,818.82 × 6,286,856 - Step 4: Simplify right side
10,419,129.68x = 90,366,129,091,429.92 - Step 5: Solve for x
x = 90,366,129,091,429.92/10,419,129.68 - Step 6: Final answer
x = 8,673,097.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.