Finding the Fourth Proportional to 8,321,512.29, 12,482,268.42 and 5,754,652.26
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Solution
The fourth proportional to 8,321,512.29, 12,482,268.42 and 5,754,652.26 is: 8,631,978.38
Step by Step Solution
- Step 1: Write the proportion equation
8,321,512.29 : 12,482,268.42 = 5,754,652.26 : x - Step 2: Convert to fraction form
8,321,512.29/12,482,268.42 = 5,754,652.26/x - Step 3: Cross multiply
8,321,512.29x = 12,482,268.42 × 5,754,652.26 - Step 4: Simplify right side
8,321,512.29x = 71,831,114,173,079.62 - Step 5: Solve for x
x = 71,831,114,173,079.62/8,321,512.29 - Step 6: Final answer
x = 8,631,978.38
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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.