Finding the Fourth Proportional to 6,321,842.56, 8,723,203.68 and 3,839,771.44
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Solution
The fourth proportional to 6,321,842.56, 8,723,203.68 and 3,839,771.44 is: 5,298,314.22
Step by Step Solution
- Step 1: Write the proportion equation
6,321,842.56 : 8,723,203.68 = 3,839,771.44 : x - Step 2: Convert to fraction form
6,321,842.56/8,723,203.68 = 3,839,771.44/x - Step 3: Cross multiply
6,321,842.56x = 8,723,203.68 × 3,839,771.44 - Step 4: Simplify right side
6,321,842.56x = 33,495,108,355,766.90 - Step 5: Solve for x
x = 33,495,108,355,766.90/6,321,842.56 - Step 6: Final answer
x = 5,298,314.22
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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.