Finding the Fourth Proportional to 12,241,704.93, 18,363,585.35 and 3,722,115.21
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Solution
The fourth proportional to 12,241,704.93, 18,363,585.35 and 3,722,115.21 is: 5,583,485.37
Step by Step Solution
- Step 1: Write the proportion equation
12,241,704.93 : 18,363,585.35 = 3,722,115.21 : x - Step 2: Convert to fraction form
12,241,704.93/18,363,585.35 = 3,722,115.21/x - Step 3: Cross multiply
12,241,704.93x = 18,363,585.35 × 3,722,115.21 - Step 4: Simplify right side
12,241,704.93x = 68,351,380,341,368.18 - Step 5: Solve for x
x = 68,351,380,341,368.18/12,241,704.93 - Step 6: Final answer
x = 5,583,485.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.