Finding the Fourth Proportional to 50,352,279.08, 69,486,043.19 and 28,325,793.96
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Solution
The fourth proportional to 50,352,279.08, 69,486,043.19 and 28,325,793.96 is: 39,089,538.32
Step by Step Solution
- Step 1: Write the proportion equation
50,352,279.08 : 69,486,043.19 = 28,325,793.96 : x - Step 2: Convert to fraction form
50,352,279.08/69,486,043.19 = 28,325,793.96/x - Step 3: Cross multiply
50,352,279.08x = 69,486,043.19 × 28,325,793.96 - Step 4: Simplify right side
50,352,279.08x = 1,968,247,342,353,972.25 - Step 5: Solve for x
x = 1,968,247,342,353,972.25/50,352,279.08 - Step 6: Final answer
x = 39,089,538.32
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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.