Finding the Fourth Proportional to 11,151,317.99, 16,726,977.90 and 3,963,135.60
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Solution
The fourth proportional to 11,151,317.99, 16,726,977.90 and 3,963,135.60 is: 5,944,703.72
Step by Step Solution
- Step 1: Write the proportion equation
11,151,317.99 : 16,726,977.90 = 3,963,135.60 : x - Step 2: Convert to fraction form
11,151,317.99/16,726,977.90 = 3,963,135.60/x - Step 3: Cross multiply
11,151,317.99x = 16,726,977.90 × 3,963,135.60 - Step 4: Simplify right side
11,151,317.99x = 66,291,281,595,903.24 - Step 5: Solve for x
x = 66,291,281,595,903.24/11,151,317.99 - Step 6: Final answer
x = 5,944,703.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.