Finding the Fourth Proportional to 9,951,621.44, 13,737,474.96 and 6,690,327.68
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Solution
The fourth proportional to 9,951,621.44, 13,737,474.96 and 6,690,327.68 is: 9,235,500.92
Step by Step Solution
- Step 1: Write the proportion equation
9,951,621.44 : 13,737,474.96 = 6,690,327.68 : x - Step 2: Convert to fraction form
9,951,621.44/13,737,474.96 = 6,690,327.68/x - Step 3: Cross multiply
9,951,621.44x = 13,737,474.96 × 6,690,327.68 - Step 4: Simplify right side
9,951,621.44x = 91,908,208,978,194.89 - Step 5: Solve for x
x = 91,908,208,978,194.89/9,951,621.44 - Step 6: Final answer
x = 9,235,500.92
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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.