Finding the Fourth Proportional to 7,394,591.84, 11,101,021.92 and 3,507,765.26
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Solution
The fourth proportional to 7,394,591.84, 11,101,021.92 and 3,507,765.26 is: 5,265,980.85
Step by Step Solution
- Step 1: Write the proportion equation
7,394,591.84 : 11,101,021.92 = 3,507,765.26 : x - Step 2: Convert to fraction form
7,394,591.84/11,101,021.92 = 3,507,765.26/x - Step 3: Cross multiply
7,394,591.84x = 11,101,021.92 × 3,507,765.26 - Step 4: Simplify right side
7,394,591.84x = 38,939,778,985,969.39 - Step 5: Solve for x
x = 38,939,778,985,969.39/7,394,591.84 - Step 6: Final answer
x = 5,265,980.85
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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.