Finding the Fourth Proportional to 6,245,266.46, 8,620,846.00 and 4,070,338.70
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Solution
The fourth proportional to 6,245,266.46, 8,620,846.00 and 4,070,338.70 is: 5,618,617.44
Step by Step Solution
- Step 1: Write the proportion equation
6,245,266.46 : 8,620,846.00 = 4,070,338.70 : x - Step 2: Convert to fraction form
6,245,266.46/8,620,846.00 = 4,070,338.70/x - Step 3: Cross multiply
6,245,266.46x = 8,620,846.00 × 4,070,338.70 - Step 4: Simplify right side
6,245,266.46x = 35,089,763,047,260.12 - Step 5: Solve for x
x = 35,089,763,047,260.12/6,245,266.46 - Step 6: Final answer
x = 5,618,617.44
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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.