Finding the Fourth Proportional to 8,135,059.88, 11,226,351.84 and 4,464,037.88
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Solution
The fourth proportional to 8,135,059.88, 11,226,351.84 and 4,464,037.88 is: 6,160,355.38
Step by Step Solution
- Step 1: Write the proportion equation
8,135,059.88 : 11,226,351.84 = 4,464,037.88 : x - Step 2: Convert to fraction form
8,135,059.88/11,226,351.84 = 4,464,037.88/x - Step 3: Cross multiply
8,135,059.88x = 11,226,351.84 × 4,464,037.88 - Step 4: Simplify right side
8,135,059.88x = 50,114,859,873,713.40 - Step 5: Solve for x
x = 50,114,859,873,713.40/8,135,059.88 - Step 6: Final answer
x = 6,160,355.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.