Finding the Fourth Proportional to 82,808,557.96, 114,276,278.46 and 48,021,902.68
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Solution
The fourth proportional to 82,808,557.96, 114,276,278.46 and 48,021,902.68 is: 66,270,497.37
Step by Step Solution
- Step 1: Write the proportion equation
82,808,557.96 : 114,276,278.46 = 48,021,902.68 : x - Step 2: Convert to fraction form
82,808,557.96/114,276,278.46 = 48,021,902.68/x - Step 3: Cross multiply
82,808,557.96x = 114,276,278.46 × 48,021,902.68 - Step 4: Simplify right side
82,808,557.96x = 5,487,764,322,838,700 - Step 5: Solve for x
x = 5,487,764,322,838,700/82,808,557.96 - Step 6: Final answer
x = 66,270,497.37
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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.