Finding the Fourth Proportional to 12,302,041.70, 18,452,965.35 and 3,204,121.70
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Solution
The fourth proportional to 12,302,041.70, 18,452,965.35 and 3,204,121.70 is: 4,806,157.23
Step by Step Solution
- Step 1: Write the proportion equation
12,302,041.70 : 18,452,965.35 = 3,204,121.70 : x - Step 2: Convert to fraction form
12,302,041.70/18,452,965.35 = 3,204,121.70/x - Step 3: Cross multiply
12,302,041.70x = 18,452,965.35 × 3,204,121.70 - Step 4: Simplify right side
12,302,041.70x = 59,125,546,707,283.10 - Step 5: Solve for x
x = 59,125,546,707,283.10/12,302,041.70 - Step 6: Final answer
x = 4,806,157.23
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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.