Finding the Fourth Proportional to 39,362,025.36, 54,330,399.11 and 22,847,470.42
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Solution
The fourth proportional to 39,362,025.36, 54,330,399.11 and 22,847,470.42 is: 31,535,780.37
Step by Step Solution
- Step 1: Write the proportion equation
39,362,025.36 : 54,330,399.11 = 22,847,470.42 : x - Step 2: Convert to fraction form
39,362,025.36/54,330,399.11 = 22,847,470.42/x - Step 3: Cross multiply
39,362,025.36x = 54,330,399.11 × 22,847,470.42 - Step 4: Simplify right side
39,362,025.36x = 1,241,312,186,493,812 - Step 5: Solve for x
x = 1,241,312,186,493,812/39,362,025.36 - Step 6: Final answer
x = 31,535,780.37
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1.5x scale
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.