Finding the Fourth Proportional to 32,406,629.40, 48,544,625.70 and 20,238,744.60
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Solution
The fourth proportional to 32,406,629.40, 48,544,625.70 and 20,238,744.60 is: 30,317,323.94
Step by Step Solution
- Step 1: Write the proportion equation
32,406,629.40 : 48,544,625.70 = 20,238,744.60 : x - Step 2: Convert to fraction form
32,406,629.40/48,544,625.70 = 20,238,744.60/x - Step 3: Cross multiply
32,406,629.40x = 48,544,625.70 × 20,238,744.60 - Step 4: Simplify right side
32,406,629.40x = 982,482,281,244,896.38 - Step 5: Solve for x
x = 982,482,281,244,896.38/32,406,629.40 - Step 6: Final answer
x = 30,317,323.94
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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.