Finding the Fourth Proportional to 8,863,234.64, 13,294,847.64 and 2,131,646.48
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Solution
The fourth proportional to 8,863,234.64, 13,294,847.64 and 2,131,646.48 is: 3,197,468.68
Step by Step Solution
- Step 1: Write the proportion equation
8,863,234.64 : 13,294,847.64 = 2,131,646.48 : x - Step 2: Convert to fraction form
8,863,234.64/13,294,847.64 = 2,131,646.48/x - Step 3: Cross multiply
8,863,234.64x = 13,294,847.64 × 2,131,646.48 - Step 4: Simplify right side
8,863,234.64x = 28,339,915,173,942.31 - Step 5: Solve for x
x = 28,339,915,173,942.31/8,863,234.64 - Step 6: Final answer
x = 3,197,468.68
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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.