Finding the Fourth Proportional to 20,715,285.06, 31,073,025.87 and 6,338,329.92
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Solution
The fourth proportional to 20,715,285.06, 31,073,025.87 and 6,338,329.92 is: 9,507,524.95
Step by Step Solution
- Step 1: Write the proportion equation
20,715,285.06 : 31,073,025.87 = 6,338,329.92 : x - Step 2: Convert to fraction form
20,715,285.06/31,073,025.87 = 6,338,329.92/x - Step 3: Cross multiply
20,715,285.06x = 31,073,025.87 × 6,338,329.92 - Step 4: Simplify right side
20,715,285.06x = 196,951,089,576,755.03 - Step 5: Solve for x
x = 196,951,089,576,755.03/20,715,285.06 - Step 6: Final answer
x = 9,507,524.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.