Finding the Fourth Proportional to 8,135,662.34, 11,227,351.84 and 4,464,920.45
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Solution
The fourth proportional to 8,135,662.34, 11,227,351.84 and 4,464,920.45 is: 6,161,665.85
Step by Step Solution
- Step 1: Write the proportion equation
8,135,662.34 : 11,227,351.84 = 4,464,920.45 : x - Step 2: Convert to fraction form
8,135,662.34/11,227,351.84 = 4,464,920.45/x - Step 3: Cross multiply
8,135,662.34x = 11,227,351.84 × 4,464,920.45 - Step 4: Simplify right side
8,135,662.34x = 50,129,232,846,667.20 - Step 5: Solve for x
x = 50,129,232,846,667.20/8,135,662.34 - Step 6: Final answer
x = 6,161,665.85
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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.