Finding the Fourth Proportional to 6,743,510.11, 9,306,765.14 and 4,131,747.48
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Solution
The fourth proportional to 6,743,510.11, 9,306,765.14 and 4,131,747.48 is: 5,702,253.39
Step by Step Solution
- Step 1: Write the proportion equation
6,743,510.11 : 9,306,765.14 = 4,131,747.48 : x - Step 2: Convert to fraction form
6,743,510.11/9,306,765.14 = 4,131,747.48/x - Step 3: Cross multiply
6,743,510.11x = 9,306,765.14 × 4,131,747.48 - Step 4: Simplify right side
6,743,510.11x = 38,453,203,414,146.85 - Step 5: Solve for x
x = 38,453,203,414,146.85/6,743,510.11 - Step 6: Final answer
x = 5,702,253.39
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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.