Finding the Fourth Proportional to 50,265,575.21, 69,372,110.55 and 30,430,269.97
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Solution
The fourth proportional to 50,265,575.21, 69,372,110.55 and 30,430,269.97 is: 41,997,172.88
Step by Step Solution
- Step 1: Write the proportion equation
50,265,575.21 : 69,372,110.55 = 30,430,269.97 : x - Step 2: Convert to fraction form
50,265,575.21/69,372,110.55 = 30,430,269.97/x - Step 3: Cross multiply
50,265,575.21x = 69,372,110.55 × 30,430,269.97 - Step 4: Simplify right side
50,265,575.21x = 2,111,012,052,347,018 - Step 5: Solve for x
x = 2,111,012,052,347,018/50,265,575.21 - Step 6: Final answer
x = 41,997,172.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.