Finding the Fourth Proportional to 49,556,431.67, 68,360,325.84 and 46,049,238.18
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Solution
The fourth proportional to 49,556,431.67, 68,360,325.84 and 46,049,238.18 is: 63,522,348.58
Step by Step Solution
- Step 1: Write the proportion equation
49,556,431.67 : 68,360,325.84 = 46,049,238.18 : x - Step 2: Convert to fraction form
49,556,431.67/68,360,325.84 = 46,049,238.18/x - Step 3: Cross multiply
49,556,431.67x = 68,360,325.84 × 46,049,238.18 - Step 4: Simplify right side
49,556,431.67x = 3,147,940,926,668,568.50 - Step 5: Solve for x
x = 3,147,940,926,668,568.50/49,556,431.67 - Step 6: Final answer
x = 63,522,348.58
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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.