Finding the Fourth Proportional to 18,937,026.08, 26,133,084.57 and 10,235,198.69
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Solution
The fourth proportional to 18,937,026.08, 26,133,084.57 and 10,235,198.69 is: 14,124,568.02
Step by Step Solution
- Step 1: Write the proportion equation
18,937,026.08 : 26,133,084.57 = 10,235,198.69 : x - Step 2: Convert to fraction form
18,937,026.08/26,133,084.57 = 10,235,198.69/x - Step 3: Cross multiply
18,937,026.08x = 26,133,084.57 × 10,235,198.69 - Step 4: Simplify right side
18,937,026.08x = 267,477,312,825,857.81 - Step 5: Solve for x
x = 267,477,312,825,857.81/18,937,026.08 - Step 6: Final answer
x = 14,124,568.02
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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.