Finding the Fourth Proportional to 5,718,660.20, 8,581,100.70 and 2,353,207.40
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Solution
The fourth proportional to 5,718,660.20, 8,581,100.70 and 2,353,207.40 is: 3,531,091.02
Step by Step Solution
- Step 1: Write the proportion equation
5,718,660.20 : 8,581,100.70 = 2,353,207.40 : x - Step 2: Convert to fraction form
5,718,660.20/8,581,100.70 = 2,353,207.40/x - Step 3: Cross multiply
5,718,660.20x = 8,581,100.70 × 2,353,207.40 - Step 4: Simplify right side
5,718,660.20x = 20,193,109,667,385.18 - Step 5: Solve for x
x = 20,193,109,667,385.18/5,718,660.20 - Step 6: Final answer
x = 3,531,091.02
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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.