Finding the Fourth Proportional to 19,683,121.80, 29,524,682.70 and 16,494,475.80
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Solution
The fourth proportional to 19,683,121.80, 29,524,682.70 and 16,494,475.80 is: 24,741,713.70
Step by Step Solution
- Step 1: Write the proportion equation
19,683,121.80 : 29,524,682.70 = 16,494,475.80 : x - Step 2: Convert to fraction form
19,683,121.80/29,524,682.70 = 16,494,475.80/x - Step 3: Cross multiply
19,683,121.80x = 29,524,682.70 × 16,494,475.80 - Step 4: Simplify right side
19,683,121.80x = 486,994,164,297,828.69 - Step 5: Solve for x
x = 486,994,164,297,828.69/19,683,121.80 - Step 6: Final answer
x = 24,741,713.70
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1.5x scale
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.