Finding the Fourth Proportional to 51,284,452.70, 76,861,360.65 and 20,958,052.70
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Solution
The fourth proportional to 51,284,452.70, 76,861,360.65 and 20,958,052.70 is: 31,410,385.84
Step by Step Solution
- Step 1: Write the proportion equation
51,284,452.70 : 76,861,360.65 = 20,958,052.70 : x - Step 2: Convert to fraction form
51,284,452.70/76,861,360.65 = 20,958,052.70/x - Step 3: Cross multiply
51,284,452.70x = 76,861,360.65 × 20,958,052.70 - Step 4: Simplify right side
51,284,452.70x = 1,610,864,447,096,406.25 - Step 5: Solve for x
x = 1,610,864,447,096,406.25/51,284,452.70 - Step 6: Final answer
x = 31,410,385.84
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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.