Finding the Fourth Proportional to 49,632,322.20, 74,450,816.10 and 15,554,779.80
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Solution
The fourth proportional to 49,632,322.20, 74,450,816.10 and 15,554,779.80 is: 23,332,900.80
Step by Step Solution
- Step 1: Write the proportion equation
49,632,322.20 : 74,450,816.10 = 15,554,779.80 : x - Step 2: Convert to fraction form
49,632,322.20/74,450,816.10 = 15,554,779.80/x - Step 3: Cross multiply
49,632,322.20x = 74,450,816.10 × 15,554,779.80 - Step 4: Simplify right side
49,632,322.20x = 1,158,066,050,365,794.75 - Step 5: Solve for x
x = 1,158,066,050,365,794.75/49,632,322.20 - Step 6: Final answer
x = 23,332,900.80
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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.