Finding the Fourth Proportional to 40,439,674.20, 60,659,511.30 and 11,686,747.80
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Solution
The fourth proportional to 40,439,674.20, 60,659,511.30 and 11,686,747.80 is: 17,530,121.70
Step by Step Solution
- Step 1: Write the proportion equation
40,439,674.20 : 60,659,511.30 = 11,686,747.80 : x - Step 2: Convert to fraction form
40,439,674.20/60,659,511.30 = 11,686,747.80/x - Step 3: Cross multiply
40,439,674.20x = 60,659,511.30 × 11,686,747.80 - Step 4: Simplify right side
40,439,674.20x = 708,912,410,234,350.12 - Step 5: Solve for x
x = 708,912,410,234,350.12/40,439,674.20 - Step 6: Final answer
x = 17,530,121.70
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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.