Finding the Fourth Proportional to 32,412,121.84, 48,535,906.92 and 19,450,123.12
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Solution
The fourth proportional to 32,412,121.84, 48,535,906.92 and 19,450,123.12 is: 29,125,811.94
Step by Step Solution
- Step 1: Write the proportion equation
32,412,121.84 : 48,535,906.92 = 19,450,123.12 : x - Step 2: Convert to fraction form
32,412,121.84/48,535,906.92 = 19,450,123.12/x - Step 3: Cross multiply
32,412,121.84x = 48,535,906.92 × 19,450,123.12 - Step 4: Simplify right side
32,412,121.84x = 944,029,365,334,860.12 - Step 5: Solve for x
x = 944,029,365,334,860.12/32,412,121.84 - Step 6: Final answer
x = 29,125,811.94
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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.