Finding the Fourth Proportional to 5,777,644.57, 7,973,051.37 and 3,199,269.98
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Solution
The fourth proportional to 5,777,644.57, 7,973,051.37 and 3,199,269.98 is: 4,414,938.23
Step by Step Solution
- Step 1: Write the proportion equation
5,777,644.57 : 7,973,051.37 = 3,199,269.98 : x - Step 2: Convert to fraction form
5,777,644.57/7,973,051.37 = 3,199,269.98/x - Step 3: Cross multiply
5,777,644.57x = 7,973,051.37 × 3,199,269.98 - Step 4: Simplify right side
5,777,644.57x = 25,507,943,904,974.24 - Step 5: Solve for x
x = 25,507,943,904,974.24/5,777,644.57 - Step 6: Final answer
x = 4,414,938.23
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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.