Finding the Fourth Proportional to 33,503,163.82, 46,235,488.71 and 18,619,115.02
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Solution
The fourth proportional to 33,503,163.82, 46,235,488.71 and 18,619,115.02 is: 25,695,002.62
Step by Step Solution
- Step 1: Write the proportion equation
33,503,163.82 : 46,235,488.71 = 18,619,115.02 : x - Step 2: Convert to fraction form
33,503,163.82/46,235,488.71 = 18,619,115.02/x - Step 3: Cross multiply
33,503,163.82x = 46,235,488.71 × 18,619,115.02 - Step 4: Simplify right side
33,503,163.82x = 860,863,882,297,401.38 - Step 5: Solve for x
x = 860,863,882,297,401.38/33,503,163.82 - Step 6: Final answer
x = 25,695,002.62
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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.