Finding the Fourth Proportional to 10,274,632.74, 15,410,724.39 and 2,702,188.98
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Solution
The fourth proportional to 10,274,632.74, 15,410,724.39 and 2,702,188.98 is: 4,052,961.37
Step by Step Solution
- Step 1: Write the proportion equation
10,274,632.74 : 15,410,724.39 = 2,702,188.98 : x - Step 2: Convert to fraction form
10,274,632.74/15,410,724.39 = 2,702,188.98/x - Step 3: Cross multiply
10,274,632.74x = 15,410,724.39 × 2,702,188.98 - Step 4: Simplify right side
10,274,632.74x = 41,642,689,620,475.23 - Step 5: Solve for x
x = 41,642,689,620,475.23/10,274,632.74 - Step 6: Final answer
x = 4,052,961.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.