Finding the Fourth Proportional to 91,836,425.94, 126,734,260.70 and 50,583,318.32
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Solution
The fourth proportional to 91,836,425.94, 126,734,260.70 and 50,583,318.32 is: 69,804,975.37
Step by Step Solution
- Step 1: Write the proportion equation
91,836,425.94 : 126,734,260.70 = 50,583,318.32 : x - Step 2: Convert to fraction form
91,836,425.94/126,734,260.70 = 50,583,318.32/x - Step 3: Cross multiply
91,836,425.94x = 126,734,260.70 × 50,583,318.32 - Step 4: Simplify right side
91,836,425.94x = 6,410,639,451,037,966 - Step 5: Solve for x
x = 6,410,639,451,037,966/91,836,425.94 - Step 6: Final answer
x = 69,804,975.37
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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.