Finding the Fourth Proportional to 10,540,922.82, 15,811,218.12 and 3,352,352.88
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Solution
The fourth proportional to 10,540,922.82, 15,811,218.12 and 3,352,352.88 is: 5,028,476.49
Step by Step Solution
- Step 1: Write the proportion equation
10,540,922.82 : 15,811,218.12 = 3,352,352.88 : x - Step 2: Convert to fraction form
10,540,922.82/15,811,218.12 = 3,352,352.88/x - Step 3: Cross multiply
10,540,922.82x = 15,811,218.12 × 3,352,352.88 - Step 4: Simplify right side
10,540,922.82x = 53,004,782,600,890.18 - Step 5: Solve for x
x = 53,004,782,600,890.18/10,540,922.82 - Step 6: Final answer
x = 5,028,476.49
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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.