Finding the Fourth Proportional to 54,315,477.99, 74,953,077.97 and 30,795,596.99
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Solution
The fourth proportional to 54,315,477.99, 74,953,077.97 and 30,795,596.99 is: 42,496,630.20
Step by Step Solution
- Step 1: Write the proportion equation
54,315,477.99 : 74,953,077.97 = 30,795,596.99 : x - Step 2: Convert to fraction form
54,315,477.99/74,953,077.97 = 30,795,596.99/x - Step 3: Cross multiply
54,315,477.99x = 74,953,077.97 × 30,795,596.99 - Step 4: Simplify right side
54,315,477.99x = 2,308,224,782,324,167 - Step 5: Solve for x
x = 2,308,224,782,324,167/54,315,477.99 - Step 6: Final answer
x = 42,496,630.20
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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.