Finding the Fourth Proportional to 19,659,793.53, 29,489,664.92 and 5,282,861.52
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Solution
The fourth proportional to 19,659,793.53, 29,489,664.92 and 5,282,861.52 is: 7,924,285.46
Step by Step Solution
- Step 1: Write the proportion equation
19,659,793.53 : 29,489,664.92 = 5,282,861.52 : x - Step 2: Convert to fraction form
19,659,793.53/29,489,664.92 = 5,282,861.52/x - Step 3: Cross multiply
19,659,793.53x = 29,489,664.92 × 5,282,861.52 - Step 4: Simplify right side
19,659,793.53x = 155,789,816,017,147.56 - Step 5: Solve for x
x = 155,789,816,017,147.56/19,659,793.53 - Step 6: Final answer
x = 7,924,285.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.