Finding the Fourth Proportional to 24,662,619.18, 34,034,163.66 and 13,649,390.19
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Solution
The fourth proportional to 24,662,619.18, 34,034,163.66 and 13,649,390.19 is: 18,836,019.65
Step by Step Solution
- Step 1: Write the proportion equation
24,662,619.18 : 34,034,163.66 = 13,649,390.19 : x - Step 2: Convert to fraction form
24,662,619.18/34,034,163.66 = 13,649,390.19/x - Step 3: Cross multiply
24,662,619.18x = 34,034,163.66 × 13,649,390.19 - Step 4: Simplify right side
24,662,619.18x = 464,545,579,585,658.44 - Step 5: Solve for x
x = 464,545,579,585,658.44/24,662,619.18 - Step 6: Final answer
x = 18,836,019.65
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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.