Finding the Fourth Proportional to 82,746,517.03, 114,190,188.09 and 47,959,385.62
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Solution
The fourth proportional to 82,746,517.03, 114,190,188.09 and 47,959,385.62 is: 66,183,949.02
Step by Step Solution
- Step 1: Write the proportion equation
82,746,517.03 : 114,190,188.09 = 47,959,385.62 : x - Step 2: Convert to fraction form
82,746,517.03/114,190,188.09 = 47,959,385.62/x - Step 3: Cross multiply
82,746,517.03x = 114,190,188.09 × 47,959,385.62 - Step 4: Simplify right side
82,746,517.03x = 5,476,491,264,628,641 - Step 5: Solve for x
x = 5,476,491,264,628,641/82,746,517.03 - Step 6: Final answer
x = 66,183,949.02
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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.