Finding the Fourth Proportional to 5,700,465.09, 7,866,649.42 and 3,086,973.68
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Solution
The fourth proportional to 5,700,465.09, 7,866,649.42 and 3,086,973.68 is: 4,260,027.79
Step by Step Solution
- Step 1: Write the proportion equation
5,700,465.09 : 7,866,649.42 = 3,086,973.68 : x - Step 2: Convert to fraction form
5,700,465.09/7,866,649.42 = 3,086,973.68/x - Step 3: Cross multiply
5,700,465.09x = 7,866,649.42 × 3,086,973.68 - Step 4: Simplify right side
5,700,465.09x = 24,284,139,709,327.27 - Step 5: Solve for x
x = 24,284,139,709,327.27/5,700,465.09 - Step 6: Final answer
x = 4,260,027.79
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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.