Finding the Fourth Proportional to 5,587,882.74, 8,419,163.63 and 5,048,765.64
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Solution
The fourth proportional to 5,587,882.74, 8,419,163.63 and 5,048,765.64 is: 7,606,885.47
Step by Step Solution
- Step 1: Write the proportion equation
5,587,882.74 : 8,419,163.63 = 5,048,765.64 : x - Step 2: Convert to fraction form
5,587,882.74/8,419,163.63 = 5,048,765.64/x - Step 3: Cross multiply
5,587,882.74x = 8,419,163.63 × 5,048,765.64 - Step 4: Simplify right side
5,587,882.74x = 42,506,384,027,437.84 - Step 5: Solve for x
x = 42,506,384,027,437.84/5,587,882.74 - Step 6: Final answer
x = 7,606,885.47
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.