Finding the Fourth Proportional to 10,351,493.53, 15,530,120.85 and 4,516,189.84
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Solution
The fourth proportional to 10,351,493.53, 15,530,120.85 and 4,516,189.84 is: 6,775,541.50
Step by Step Solution
- Step 1: Write the proportion equation
10,351,493.53 : 15,530,120.85 = 4,516,189.84 : x - Step 2: Convert to fraction form
10,351,493.53/15,530,120.85 = 4,516,189.84/x - Step 3: Cross multiply
10,351,493.53x = 15,530,120.85 × 4,516,189.84 - Step 4: Simplify right side
10,351,493.53x = 70,136,973,919,091.55 - Step 5: Solve for x
x = 70,136,973,919,091.55/10,351,493.53 - Step 6: Final answer
x = 6,775,541.50
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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.