Finding the Fourth Proportional to 18,416,034.35, 27,616,450.64 and 6,286,475.81
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Solution
The fourth proportional to 18,416,034.35, 27,616,450.64 and 6,286,475.81 is: 9,427,119.09
Step by Step Solution
- Step 1: Write the proportion equation
18,416,034.35 : 27,616,450.64 = 6,286,475.81 : x - Step 2: Convert to fraction form
18,416,034.35/27,616,450.64 = 6,286,475.81/x - Step 3: Cross multiply
18,416,034.35x = 27,616,450.64 × 6,286,475.81 - Step 4: Simplify right side
18,416,034.35x = 173,610,148,944,027.78 - Step 5: Solve for x
x = 173,610,148,944,027.78/18,416,034.35 - Step 6: Final answer
x = 9,427,119.09
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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.