Finding the Fourth Proportional to 53,075,533.70, 73,246,593.21 and 29,872,163.54
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Solution
The fourth proportional to 53,075,533.70, 73,246,593.21 and 29,872,163.54 is: 41,224,912.09
Step by Step Solution
- Step 1: Write the proportion equation
53,075,533.70 : 73,246,593.21 = 29,872,163.54 : x - Step 2: Convert to fraction form
53,075,533.70/73,246,593.21 = 29,872,163.54/x - Step 3: Cross multiply
53,075,533.70x = 73,246,593.21 × 29,872,163.54 - Step 4: Simplify right side
53,075,533.70x = 2,188,034,211,116,973.25 - Step 5: Solve for x
x = 2,188,034,211,116,973.25/53,075,533.70 - Step 6: Final answer
x = 41,224,912.09
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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.