Finding the Fourth Proportional to 13,743,535.36, 20,597,369.64 and 7,678,022.08
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Solution
The fourth proportional to 13,743,535.36, 20,597,369.64 and 7,678,022.08 is: 11,507,014.37
Step by Step Solution
- Step 1: Write the proportion equation
13,743,535.36 : 20,597,369.64 = 7,678,022.08 : x - Step 2: Convert to fraction form
13,743,535.36/20,597,369.64 = 7,678,022.08/x - Step 3: Cross multiply
13,743,535.36x = 20,597,369.64 × 7,678,022.08 - Step 4: Simplify right side
13,743,535.36x = 158,147,058,885,841.66 - Step 5: Solve for x
x = 158,147,058,885,841.66/13,743,535.36 - Step 6: Final answer
x = 11,507,014.37
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.