Finding the Fourth Proportional to 38,338,414.48, 57,497,147.27 and 13,741,756.62
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Solution
The fourth proportional to 38,338,414.48, 57,497,147.27 and 13,741,756.62 is: 20,608,880.53
Step by Step Solution
- Step 1: Write the proportion equation
38,338,414.48 : 57,497,147.27 = 13,741,756.62 : x - Step 2: Convert to fraction form
38,338,414.48/57,497,147.27 = 13,741,756.62/x - Step 3: Cross multiply
38,338,414.48x = 57,497,147.27 × 13,741,756.62 - Step 4: Simplify right side
38,338,414.48x = 790,111,803,973,143.38 - Step 5: Solve for x
x = 790,111,803,973,143.38/38,338,414.48 - Step 6: Final answer
x = 20,608,880.53
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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.