Finding the Fourth Proportional to 5,440,523.91, 7,507,922.84 and 2,993,082.29
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Solution
The fourth proportional to 5,440,523.91, 7,507,922.84 and 2,993,082.29 is: 4,130,453.46
Step by Step Solution
- Step 1: Write the proportion equation
5,440,523.91 : 7,507,922.84 = 2,993,082.29 : x - Step 2: Convert to fraction form
5,440,523.91/7,507,922.84 = 2,993,082.29/x - Step 3: Cross multiply
5,440,523.91x = 7,507,922.84 × 2,993,082.29 - Step 4: Simplify right side
5,440,523.91x = 22,471,830,834,585.48 - Step 5: Solve for x
x = 22,471,830,834,585.48/5,440,523.91 - Step 6: Final answer
x = 4,130,453.46
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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.