Finding the Fourth Proportional to 39,373,198.57, 59,062,635.60 and 15,112,125.55
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Solution
The fourth proportional to 39,373,198.57, 59,062,635.60 and 15,112,125.55 is: 22,669,277.50
Step by Step Solution
- Step 1: Write the proportion equation
39,373,198.57 : 59,062,635.60 = 15,112,125.55 : x - Step 2: Convert to fraction form
39,373,198.57/59,062,635.60 = 15,112,125.55/x - Step 3: Cross multiply
39,373,198.57x = 59,062,635.60 × 15,112,125.55 - Step 4: Simplify right side
39,373,198.57x = 892,561,964,501,099.62 - Step 5: Solve for x
x = 892,561,964,501,099.62/39,373,198.57 - Step 6: Final answer
x = 22,669,277.50
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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.