Finding the Fourth Proportional to 8,809,572.64, 13,213,114.80 and 2,825,163.04
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Solution
The fourth proportional to 8,809,572.64, 13,213,114.80 and 2,825,163.04 is: 4,237,345.57
Step by Step Solution
- Step 1: Write the proportion equation
8,809,572.64 : 13,213,114.80 = 2,825,163.04 : x - Step 2: Convert to fraction form
8,809,572.64/13,213,114.80 = 2,825,163.04/x - Step 3: Cross multiply
8,809,572.64x = 13,213,114.80 × 2,825,163.04 - Step 4: Simplify right side
8,809,572.64x = 37,329,203,576,236.99 - Step 5: Solve for x
x = 37,329,203,576,236.99/8,809,572.64 - Step 6: Final answer
x = 4,237,345.57
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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.