Finding the Fourth Proportional to 20,336,704.02, 30,506,208.90 and 6,504,877.70
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Solution
The fourth proportional to 20,336,704.02, 30,506,208.90 and 6,504,877.70 is: 9,757,685.31
Step by Step Solution
- Step 1: Write the proportion equation
20,336,704.02 : 30,506,208.90 = 6,504,877.70 : x - Step 2: Convert to fraction form
20,336,704.02/30,506,208.90 = 6,504,877.70/x - Step 3: Cross multiply
20,336,704.02x = 30,506,208.90 × 6,504,877.70 - Step 4: Simplify right side
20,336,704.02x = 198,439,157,985,151.53 - Step 5: Solve for x
x = 198,439,157,985,151.53/20,336,704.02 - Step 6: Final answer
x = 9,757,685.31
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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.