Finding the Fourth Proportional to 49,275,351.84, 68,004,190.80 and 28,647,490.08
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Solution
The fourth proportional to 49,275,351.84, 68,004,190.80 and 28,647,490.08 is: 39,535,981.15
Step by Step Solution
- Step 1: Write the proportion equation
49,275,351.84 : 68,004,190.80 = 28,647,490.08 : x - Step 2: Convert to fraction form
49,275,351.84/68,004,190.80 = 28,647,490.08/x - Step 3: Cross multiply
49,275,351.84x = 68,004,190.80 × 28,647,490.08 - Step 4: Simplify right side
49,275,351.84x = 1,948,149,381,341,427 - Step 5: Solve for x
x = 1,948,149,381,341,427/49,275,351.84 - Step 6: Final answer
x = 39,535,981.15
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.