Finding the Fourth Proportional to 5,809,520.64, 8,016,576.84 and 3,361,643.40
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Solution
The fourth proportional to 5,809,520.64, 8,016,576.84 and 3,361,643.40 is: 4,638,742.90
Step by Step Solution
- Step 1: Write the proportion equation
5,809,520.64 : 8,016,576.84 = 3,361,643.40 : x - Step 2: Convert to fraction form
5,809,520.64/8,016,576.84 = 3,361,643.40/x - Step 3: Cross multiply
5,809,520.64x = 8,016,576.84 × 3,361,643.40 - Step 4: Simplify right side
5,809,520.64x = 26,948,872,624,778.86 - Step 5: Solve for x
x = 26,948,872,624,778.86/5,809,520.64 - Step 6: Final answer
x = 4,638,742.90
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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.