Finding the Fourth Proportional to 5,069,390.48, 6,995,757.48 and 2,777,638.16
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Solution
The fourth proportional to 5,069,390.48, 6,995,757.48 and 2,777,638.16 is: 3,833,139.90
Step by Step Solution
- Step 1: Write the proportion equation
5,069,390.48 : 6,995,757.48 = 2,777,638.16 : x - Step 2: Convert to fraction form
5,069,390.48/6,995,757.48 = 2,777,638.16/x - Step 3: Cross multiply
5,069,390.48x = 6,995,757.48 × 2,777,638.16 - Step 4: Simplify right side
5,069,390.48x = 19,431,682,934,553.44 - Step 5: Solve for x
x = 19,431,682,934,553.44/5,069,390.48 - Step 6: Final answer
x = 3,833,139.90
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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.