Finding the Fourth Proportional to 51,284,464.70, 76,861,378.65 and 20,958,064.70
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Solution
The fourth proportional to 51,284,464.70, 76,861,378.65 and 20,958,064.70 is: 31,410,403.83
Step by Step Solution
- Step 1: Write the proportion equation
51,284,464.70 : 76,861,378.65 = 20,958,064.70 : x - Step 2: Convert to fraction form
51,284,464.70/76,861,378.65 = 20,958,064.70/x - Step 3: Cross multiply
51,284,464.70x = 76,861,378.65 × 20,958,064.70 - Step 4: Simplify right side
51,284,464.70x = 1,610,865,746,677,898.75 - Step 5: Solve for x
x = 1,610,865,746,677,898.75/51,284,464.70 - Step 6: Final answer
x = 31,410,403.83
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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.