Finding the Fourth Proportional to 49,207,620.70, 73,811,431.05 and 46,373,268.70
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Solution
The fourth proportional to 49,207,620.70, 73,811,431.05 and 46,373,268.70 is: 69,559,903.05
Step by Step Solution
- Step 1: Write the proportion equation
49,207,620.70 : 73,811,431.05 = 46,373,268.70 : x - Step 2: Convert to fraction form
49,207,620.70/73,811,431.05 = 46,373,268.70/x - Step 3: Cross multiply
49,207,620.70x = 73,811,431.05 × 46,373,268.70 - Step 4: Simplify right side
49,207,620.70x = 3,422,877,325,213,173 - Step 5: Solve for x
x = 3,422,877,325,213,173/49,207,620.70 - Step 6: Final answer
x = 69,559,903.05
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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.