Finding the Fourth Proportional to 53,315,913.63, 73,576,060.64 and 29,794,450.56
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Solution
The fourth proportional to 53,315,913.63, 73,576,060.64 and 29,794,450.56 is: 41,116,397.56
Step by Step Solution
- Step 1: Write the proportion equation
53,315,913.63 : 73,576,060.64 = 29,794,450.56 : x - Step 2: Convert to fraction form
53,315,913.63/73,576,060.64 = 29,794,450.56/x - Step 3: Cross multiply
53,315,913.63x = 73,576,060.64 × 29,794,450.56 - Step 4: Simplify right side
53,315,913.63x = 2,192,158,301,138,042 - Step 5: Solve for x
x = 2,192,158,301,138,042/53,315,913.63 - Step 6: Final answer
x = 41,116,397.56
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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.