Finding the Fourth Proportional to 5,107,562.34, 7,642,419.13 and 4,093,609.00
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Solution
The fourth proportional to 5,107,562.34, 7,642,419.13 and 4,093,609.00 is: 6,125,245.99
Step by Step Solution
- Step 1: Write the proportion equation
5,107,562.34 : 7,642,419.13 = 4,093,609.00 : x - Step 2: Convert to fraction form
5,107,562.34/7,642,419.13 = 4,093,609.00/x - Step 3: Cross multiply
5,107,562.34x = 7,642,419.13 × 4,093,609.00 - Step 4: Simplify right side
5,107,562.34x = 31,285,075,747,010.21 - Step 5: Solve for x
x = 31,285,075,747,010.21/5,107,562.34 - Step 6: Final answer
x = 6,125,245.99
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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.