Finding the Fourth Proportional to 5,497,143.11, 8,245,709.19 and 3,766,307.57
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Solution
The fourth proportional to 5,497,143.11, 8,245,709.19 and 3,766,307.57 is: 5,649,457.60
Step by Step Solution
- Step 1: Write the proportion equation
5,497,143.11 : 8,245,709.19 = 3,766,307.57 : x - Step 2: Convert to fraction form
5,497,143.11/8,245,709.19 = 3,766,307.57/x - Step 3: Cross multiply
5,497,143.11x = 8,245,709.19 × 3,766,307.57 - Step 4: Simplify right side
5,497,143.11x = 31,055,876,901,087.02 - Step 5: Solve for x
x = 31,055,876,901,087.02/5,497,143.11 - Step 6: Final answer
x = 5,649,457.60
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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.