Finding the Fourth Proportional to 7,756,021.95, 11,634,829.35 and 2,967,738.54
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Solution
The fourth proportional to 7,756,021.95, 11,634,829.35 and 2,967,738.54 is: 4,451,912.55
Step by Step Solution
- Step 1: Write the proportion equation
7,756,021.95 : 11,634,829.35 = 2,967,738.54 : x - Step 2: Convert to fraction form
7,756,021.95/11,634,829.35 = 2,967,738.54/x - Step 3: Cross multiply
7,756,021.95x = 11,634,829.35 × 2,967,738.54 - Step 4: Simplify right side
7,756,021.95x = 34,529,131,468,318.15 - Step 5: Solve for x
x = 34,529,131,468,318.15/7,756,021.95 - Step 6: Final answer
x = 4,451,912.55
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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.