Finding the Fourth Proportional to 5,463,364.55, 7,539,245.45 and 3,015,923.03
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Solution
The fourth proportional to 5,463,364.55, 7,539,245.45 and 3,015,923.03 is: 4,161,864.68
Step by Step Solution
- Step 1: Write the proportion equation
5,463,364.55 : 7,539,245.45 = 3,015,923.03 : x - Step 2: Convert to fraction form
5,463,364.55/7,539,245.45 = 3,015,923.03/x - Step 3: Cross multiply
5,463,364.55x = 7,539,245.45 × 3,015,923.03 - Step 4: Simplify right side
5,463,364.55x = 22,737,783,928,701.87 - Step 5: Solve for x
x = 22,737,783,928,701.87/5,463,364.55 - Step 6: Final answer
x = 4,161,864.68
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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.