Finding the Fourth Proportional to 53,460,514.81, 73,775,540.73 and 29,014,228.81
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Solution
The fourth proportional to 53,460,514.81, 73,775,540.73 and 29,014,228.81 is: 40,039,652.20
Step by Step Solution
- Step 1: Write the proportion equation
53,460,514.81 : 73,775,540.73 = 29,014,228.81 : x - Step 2: Convert to fraction form
53,460,514.81/73,775,540.73 = 29,014,228.81/x - Step 3: Cross multiply
53,460,514.81x = 73,775,540.73 × 29,014,228.81 - Step 4: Simplify right side
53,460,514.81x = 2,140,540,419,321,694.50 - Step 5: Solve for x
x = 2,140,540,419,321,694.50/53,460,514.81 - Step 6: Final answer
x = 40,039,652.20
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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.