Finding the Fourth Proportional to 8,623,824.08, 12,937,028.09 and 2,786,059.17
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Solution
The fourth proportional to 8,623,824.08, 12,937,028.09 and 2,786,059.17 is: 4,179,506.15
Step by Step Solution
- Step 1: Write the proportion equation
8,623,824.08 : 12,937,028.09 = 2,786,059.17 : x - Step 2: Convert to fraction form
8,623,824.08/12,937,028.09 = 2,786,059.17/x - Step 3: Cross multiply
8,623,824.08x = 12,937,028.09 × 2,786,059.17 - Step 4: Simplify right side
8,623,824.08x = 36,043,325,728,761.79 - Step 5: Solve for x
x = 36,043,325,728,761.79/8,623,824.08 - Step 6: Final answer
x = 4,179,506.15
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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.