Finding the Fourth Proportional to 16,682,631.60, 24,992,454.60 and 8,567,986.80
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Solution
The fourth proportional to 16,682,631.60, 24,992,454.60 and 8,567,986.80 is: 12,835,805.90
Step by Step Solution
- Step 1: Write the proportion equation
16,682,631.60 : 24,992,454.60 = 8,567,986.80 : x - Step 2: Convert to fraction form
16,682,631.60/24,992,454.60 = 8,567,986.80/x - Step 3: Cross multiply
16,682,631.60x = 24,992,454.60 × 8,567,986.80 - Step 4: Simplify right side
16,682,631.60x = 214,135,021,112,399.31 - Step 5: Solve for x
x = 214,135,021,112,399.31/16,682,631.60 - Step 6: Final answer
x = 12,835,805.90
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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.