Finding the Fourth Proportional to 17,505,039.21, 24,128,041.89 and 11,701,703.49
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Solution
The fourth proportional to 17,505,039.21, 24,128,041.89 and 11,701,703.49 is: 16,129,023.68
Step by Step Solution
- Step 1: Write the proportion equation
17,505,039.21 : 24,128,041.89 = 11,701,703.49 : x - Step 2: Convert to fraction form
17,505,039.21/24,128,041.89 = 11,701,703.49/x - Step 3: Cross multiply
17,505,039.21x = 24,128,041.89 × 11,701,703.49 - Step 4: Simplify right side
17,505,039.21x = 282,339,191,991,079.19 - Step 5: Solve for x
x = 282,339,191,991,079.19/17,505,039.21 - Step 6: Final answer
x = 16,129,023.68
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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.