Finding the Fourth Proportional to 7,671,933.81, 11,511,270.26 and 4,027,816.98
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Solution
The fourth proportional to 7,671,933.81, 11,511,270.26 and 4,027,816.98 is: 6,043,494.50
Step by Step Solution
- Step 1: Write the proportion equation
7,671,933.81 : 11,511,270.26 = 4,027,816.98 : x - Step 2: Convert to fraction form
7,671,933.81/11,511,270.26 = 4,027,816.98/x - Step 3: Cross multiply
7,671,933.81x = 11,511,270.26 × 4,027,816.98 - Step 4: Simplify right side
7,671,933.81x = 46,365,289,794,457.93 - Step 5: Solve for x
x = 46,365,289,794,457.93/7,671,933.81 - Step 6: Final answer
x = 6,043,494.50
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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.