Finding the Fourth Proportional to 7,471,474.01, 10,307,111.36 and 4,372,096.08
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Solution
The fourth proportional to 7,471,474.01, 10,307,111.36 and 4,372,096.08 is: 6,031,431.17
Step by Step Solution
- Step 1: Write the proportion equation
7,471,474.01 : 10,307,111.36 = 4,372,096.08 : x - Step 2: Convert to fraction form
7,471,474.01/10,307,111.36 = 4,372,096.08/x - Step 3: Cross multiply
7,471,474.01x = 10,307,111.36 × 4,372,096.08 - Step 4: Simplify right side
7,471,474.01x = 45,063,681,194,453.37 - Step 5: Solve for x
x = 45,063,681,194,453.37/7,471,474.01 - Step 6: Final answer
x = 6,031,431.17
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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.