Finding the Fourth Proportional to 7,306,475.48, 10,082,687.94 and 4,043,427.80
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Solution
The fourth proportional to 7,306,475.48, 10,082,687.94 and 4,043,427.80 is: 5,579,793.00
Step by Step Solution
- Step 1: Write the proportion equation
7,306,475.48 : 10,082,687.94 = 4,043,427.80 : x - Step 2: Convert to fraction form
7,306,475.48/10,082,687.94 = 4,043,427.80/x - Step 3: Cross multiply
7,306,475.48x = 10,082,687.94 × 4,043,427.80 - Step 4: Simplify right side
7,306,475.48x = 40,768,620,715,320.73 - Step 5: Solve for x
x = 40,768,620,715,320.73/7,306,475.48 - Step 6: Final answer
x = 5,579,793.00
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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.