Finding the Fourth Proportional to 10,557,555.88, 15,836,610.60 and 3,369,082.84
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Solution
The fourth proportional to 10,557,555.88, 15,836,610.60 and 3,369,082.84 is: 5,053,712.58
Step by Step Solution
- Step 1: Write the proportion equation
10,557,555.88 : 15,836,610.60 = 3,369,082.84 : x - Step 2: Convert to fraction form
10,557,555.88/15,836,610.60 = 3,369,082.84/x - Step 3: Cross multiply
10,557,555.88x = 15,836,610.60 × 3,369,082.84 - Step 4: Simplify right side
10,557,555.88x = 53,354,853,016,222.10 - Step 5: Solve for x
x = 53,354,853,016,222.10/10,557,555.88 - Step 6: Final answer
x = 5,053,712.58
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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.