Finding the Fourth Proportional to 11,713,126.70, 17,571,324.86 and 4,888,135.44
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Solution
The fourth proportional to 11,713,126.70, 17,571,324.86 and 4,888,135.44 is: 7,332,885.40
Step by Step Solution
- Step 1: Write the proportion equation
11,713,126.70 : 17,571,324.86 = 4,888,135.44 : x - Step 2: Convert to fraction form
11,713,126.70/17,571,324.86 = 4,888,135.44/x - Step 3: Cross multiply
11,713,126.70x = 17,571,324.86 × 4,888,135.44 - Step 4: Simplify right side
11,713,126.70x = 85,891,015,775,919.05 - Step 5: Solve for x
x = 85,891,015,775,919.05/11,713,126.70 - Step 6: Final answer
x = 7,332,885.40
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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.