Finding the Fourth Proportional to 5,235,153.12, 7,222,086.36 and 3,059,787.96
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Solution
The fourth proportional to 5,235,153.12, 7,222,086.36 and 3,059,787.96 is: 4,221,090.08
Step by Step Solution
- Step 1: Write the proportion equation
5,235,153.12 : 7,222,086.36 = 3,059,787.96 : x - Step 2: Convert to fraction form
5,235,153.12/7,222,086.36 = 3,059,787.96/x - Step 3: Cross multiply
5,235,153.12x = 7,222,086.36 × 3,059,787.96 - Step 4: Simplify right side
5,235,153.12x = 22,098,052,890,408.23 - Step 5: Solve for x
x = 22,098,052,890,408.23/5,235,153.12 - Step 6: Final answer
x = 4,221,090.08
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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.