Finding the Fourth Proportional to 5,576,459.60, 8,353,630.20 and 3,325,912.40
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Solution
The fourth proportional to 5,576,459.60, 8,353,630.20 and 3,325,912.40 is: 4,982,272.67
Step by Step Solution
- Step 1: Write the proportion equation
5,576,459.60 : 8,353,630.20 = 3,325,912.40 : x - Step 2: Convert to fraction form
5,576,459.60/8,353,630.20 = 3,325,912.40/x - Step 3: Cross multiply
5,576,459.60x = 8,353,630.20 × 3,325,912.40 - Step 4: Simplify right side
5,576,459.60x = 27,783,442,267,194.48 - Step 5: Solve for x
x = 27,783,442,267,194.48/5,576,459.60 - Step 6: Final answer
x = 4,982,272.67
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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.