Finding the Fourth Proportional to 39,483,295.68, 54,486,574.56 and 22,079,441.28
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Solution
The fourth proportional to 39,483,295.68, 54,486,574.56 and 22,079,441.28 is: 30,469,420.11
Step by Step Solution
- Step 1: Write the proportion equation
39,483,295.68 : 54,486,574.56 = 22,079,441.28 : x - Step 2: Convert to fraction form
39,483,295.68/54,486,574.56 = 22,079,441.28/x - Step 3: Cross multiply
39,483,295.68x = 54,486,574.56 × 22,079,441.28 - Step 4: Simplify right side
39,483,295.68x = 1,203,033,123,545,862 - Step 5: Solve for x
x = 1,203,033,123,545,862/39,483,295.68 - Step 6: Final answer
x = 30,469,420.11
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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.