Finding the Fourth Proportional to 67,560,245.67, 93,233,049.78 and 36,620,406.75
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Solution
The fourth proportional to 67,560,245.67, 93,233,049.78 and 36,620,406.75 is: 50,536,112.94
Step by Step Solution
- Step 1: Write the proportion equation
67,560,245.67 : 93,233,049.78 = 36,620,406.75 : x - Step 2: Convert to fraction form
67,560,245.67/93,233,049.78 = 36,620,406.75/x - Step 3: Cross multiply
67,560,245.67x = 93,233,049.78 × 36,620,406.75 - Step 4: Simplify right side
67,560,245.67x = 3,414,232,205,486,598 - Step 5: Solve for x
x = 3,414,232,205,486,598/67,560,245.67 - Step 6: Final answer
x = 50,536,112.94
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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.