Finding the Fourth Proportional to 18,269,280.99, 27,400,610.63 and 7,339,029.57
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Solution
The fourth proportional to 18,269,280.99, 27,400,610.63 and 7,339,029.57 is: 11,007,214.34
Step by Step Solution
- Step 1: Write the proportion equation
18,269,280.99 : 27,400,610.63 = 7,339,029.57 : x - Step 2: Convert to fraction form
18,269,280.99/27,400,610.63 = 7,339,029.57/x - Step 3: Cross multiply
18,269,280.99x = 27,400,610.63 × 7,339,029.57 - Step 4: Simplify right side
18,269,280.99x = 201,093,891,612,931.19 - Step 5: Solve for x
x = 201,093,891,612,931.19/18,269,280.99 - Step 6: Final answer
x = 11,007,214.34
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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.