Finding the Fourth Proportional to 7,738,743.49, 11,608,142.24 and 2,347,440.37
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Solution
The fourth proportional to 7,738,743.49, 11,608,142.24 and 2,347,440.37 is: 3,521,168.75
Step by Step Solution
- Step 1: Write the proportion equation
7,738,743.49 : 11,608,142.24 = 2,347,440.37 : x - Step 2: Convert to fraction form
7,738,743.49/11,608,142.24 = 2,347,440.37/x - Step 3: Cross multiply
7,738,743.49x = 11,608,142.24 × 2,347,440.37 - Step 4: Simplify right side
7,738,743.49x = 27,249,421,714,878.23 - Step 5: Solve for x
x = 27,249,421,714,878.23/7,738,743.49 - Step 6: Final answer
x = 3,521,168.75
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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.