Finding the Fourth Proportional to 36,311,993.40, 54,530,975.70 and 19,305,881.40
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Solution
The fourth proportional to 36,311,993.40, 54,530,975.70 and 19,305,881.40 is: 28,992,309.45
Step by Step Solution
- Step 1: Write the proportion equation
36,311,993.40 : 54,530,975.70 = 19,305,881.40 : x - Step 2: Convert to fraction form
36,311,993.40/54,530,975.70 = 19,305,881.40/x - Step 3: Cross multiply
36,311,993.40x = 54,530,975.70 × 19,305,881.40 - Step 4: Simplify right side
36,311,993.40x = 1,052,768,549,490,482 - Step 5: Solve for x
x = 1,052,768,549,490,482/36,311,993.40 - Step 6: Final answer
x = 28,992,309.45
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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.