Finding the Fourth Proportional to 35,129,639.48, 48,477,861.27 and 19,449,362.81
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Solution
The fourth proportional to 35,129,639.48, 48,477,861.27 and 19,449,362.81 is: 26,839,544.22
Step by Step Solution
- Step 1: Write the proportion equation
35,129,639.48 : 48,477,861.27 = 19,449,362.81 : x - Step 2: Convert to fraction form
35,129,639.48/48,477,861.27 = 19,449,362.81/x - Step 3: Cross multiply
35,129,639.48x = 48,477,861.27 × 19,449,362.81 - Step 4: Simplify right side
35,129,639.48x = 942,863,512,214,272.12 - Step 5: Solve for x
x = 942,863,512,214,272.12/35,129,639.48 - Step 6: Final answer
x = 26,839,544.22
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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.