Finding the Fourth Proportional to 41,912,772.42, 62,869,173.17 and 18,856,780.14
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Solution
The fourth proportional to 41,912,772.42, 62,869,173.17 and 18,856,780.14 is: 28,285,176.75
Step by Step Solution
- Step 1: Write the proportion equation
41,912,772.42 : 62,869,173.17 = 18,856,780.14 : x - Step 2: Convert to fraction form
41,912,772.42/62,869,173.17 = 18,856,780.14/x - Step 3: Cross multiply
41,912,772.42x = 62,869,173.17 × 18,856,780.14 - Step 4: Simplify right side
41,912,772.42x = 1,185,510,176,050,277 - Step 5: Solve for x
x = 1,185,510,176,050,277/41,912,772.42 - Step 6: Final answer
x = 28,285,176.75
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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.