Finding the Fourth Proportional to 7,789,194.31, 11,673,347.48 and 6,062,149.45
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Solution
The fourth proportional to 7,789,194.31, 11,673,347.48 and 6,062,149.45 is: 9,085,095.86
Step by Step Solution
- Step 1: Write the proportion equation
7,789,194.31 : 11,673,347.48 = 6,062,149.45 : x - Step 2: Convert to fraction form
7,789,194.31/11,673,347.48 = 6,062,149.45/x - Step 3: Cross multiply
7,789,194.31x = 11,673,347.48 × 6,062,149.45 - Step 4: Simplify right side
7,789,194.31x = 70,765,576,975,230.14 - Step 5: Solve for x
x = 70,765,576,975,230.14/7,789,194.31 - Step 6: Final answer
x = 9,085,095.86
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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.