Finding the Fourth Proportional to 53,130,923.34, 73,321,083.61 and 29,923,879.02
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Solution
The fourth proportional to 53,130,923.34, 73,321,083.61 and 29,923,879.02 is: 41,295,183.63
Step by Step Solution
- Step 1: Write the proportion equation
53,130,923.34 : 73,321,083.61 = 29,923,879.02 : x - Step 2: Convert to fraction form
53,130,923.34/73,321,083.61 = 29,923,879.02/x - Step 3: Cross multiply
53,130,923.34x = 73,321,083.61 × 29,923,879.02 - Step 4: Simplify right side
53,130,923.34x = 2,194,051,235,560,944.75 - Step 5: Solve for x
x = 2,194,051,235,560,944.75/53,130,923.34 - Step 6: Final answer
x = 41,295,183.63
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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.