Finding the Fourth Proportional to 16,239,759.87, 24,365,078.16 and 5,310,453.36
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Solution
The fourth proportional to 16,239,759.87, 24,365,078.16 and 5,310,453.36 is: 7,967,458.40
Step by Step Solution
- Step 1: Write the proportion equation
16,239,759.87 : 24,365,078.16 = 5,310,453.36 : x - Step 2: Convert to fraction form
16,239,759.87/24,365,078.16 = 5,310,453.36/x - Step 3: Cross multiply
16,239,759.87x = 24,365,078.16 × 5,310,453.36 - Step 4: Simplify right side
16,239,759.87x = 129,389,611,181,434.62 - Step 5: Solve for x
x = 129,389,611,181,434.62/16,239,759.87 - Step 6: Final answer
x = 7,967,458.40
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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.