Finding the Fourth Proportional to 82,560,324.67, 113,839,642.99 and 52,751,590.88
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Solution
The fourth proportional to 82,560,324.67, 113,839,642.99 and 52,751,590.88 is: 72,737,386.83
Step by Step Solution
- Step 1: Write the proportion equation
82,560,324.67 : 113,839,642.99 = 52,751,590.88 : x - Step 2: Convert to fraction form
82,560,324.67/113,839,642.99 = 52,751,590.88/x - Step 3: Cross multiply
82,560,324.67x = 113,839,642.99 × 52,751,590.88 - Step 4: Simplify right side
82,560,324.67x = 6,005,222,272,430,481 - Step 5: Solve for x
x = 6,005,222,272,430,481/82,560,324.67 - Step 6: Final answer
x = 72,737,386.83
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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.