Finding the Fourth Proportional to 5,599,513.10, 7,729,716.62 and 3,765,034.73
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Solution
The fourth proportional to 5,599,513.10, 7,729,716.62 and 3,765,034.73 is: 5,197,353.95
Step by Step Solution
- Step 1: Write the proportion equation
5,599,513.10 : 7,729,716.62 = 3,765,034.73 : x - Step 2: Convert to fraction form
5,599,513.10/7,729,716.62 = 3,765,034.73/x - Step 3: Cross multiply
5,599,513.10x = 7,729,716.62 × 3,765,034.73 - Step 4: Simplify right side
5,599,513.10x = 29,102,651,498,122.21 - Step 5: Solve for x
x = 29,102,651,498,122.21/5,599,513.10 - Step 6: Final answer
x = 5,197,353.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.