Finding the Fourth Proportional to 36,292,608.70, 54,375,927.45 and 30,623,904.70
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Solution
The fourth proportional to 36,292,608.70, 54,375,927.45 and 30,623,904.70 is: 45,882,709.45
Step by Step Solution
- Step 1: Write the proportion equation
36,292,608.70 : 54,375,927.45 = 30,623,904.70 : x - Step 2: Convert to fraction form
36,292,608.70/54,375,927.45 = 30,623,904.70/x - Step 3: Cross multiply
36,292,608.70x = 54,375,927.45 × 30,623,904.70 - Step 4: Simplify right side
36,292,608.70x = 1,665,203,220,202,914 - Step 5: Solve for x
x = 1,665,203,220,202,914/36,292,608.70 - Step 6: Final answer
x = 45,882,709.45
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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.