Finding the Fourth Proportional to 5,582,315.43, 7,703,566.11 and 3,135,029.63
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Solution
The fourth proportional to 5,582,315.43, 7,703,566.11 and 3,135,029.63 is: 4,326,324.49
Step by Step Solution
- Step 1: Write the proportion equation
5,582,315.43 : 7,703,566.11 = 3,135,029.63 : x - Step 2: Convert to fraction form
5,582,315.43/7,703,566.11 = 3,135,029.63/x - Step 3: Cross multiply
5,582,315.43x = 7,703,566.11 × 3,135,029.63 - Step 4: Simplify right side
5,582,315.43x = 24,150,907,972,996.01 - Step 5: Solve for x
x = 24,150,907,972,996.01/5,582,315.43 - Step 6: Final answer
x = 4,326,324.49
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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.