Finding the Fourth Proportional to 7,284,489.58, 10,052,332.14 and 4,021,234.26
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Solution
The fourth proportional to 7,284,489.58, 10,052,332.14 and 4,021,234.26 is: 5,549,157.83
Step by Step Solution
- Step 1: Write the proportion equation
7,284,489.58 : 10,052,332.14 = 4,021,234.26 : x - Step 2: Convert to fraction form
7,284,489.58/10,052,332.14 = 4,021,234.26/x - Step 3: Cross multiply
7,284,489.58x = 10,052,332.14 × 4,021,234.26 - Step 4: Simplify right side
7,284,489.58x = 40,422,782,394,267.12 - Step 5: Solve for x
x = 40,422,782,394,267.12/7,284,489.58 - Step 6: Final answer
x = 5,549,157.83
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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.