Finding the Fourth Proportional to 27,438,895.38, 41,162,107.47 and 15,929,765.49
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Solution
The fourth proportional to 27,438,895.38, 41,162,107.47 and 15,929,765.49 is: 23,896,833.67
Step by Step Solution
- Step 1: Write the proportion equation
27,438,895.38 : 41,162,107.47 = 15,929,765.49 : x - Step 2: Convert to fraction form
27,438,895.38/41,162,107.47 = 15,929,765.49/x - Step 3: Cross multiply
27,438,895.38x = 41,162,107.47 × 15,929,765.49 - Step 4: Simplify right side
27,438,895.38x = 655,702,719,071,277.25 - Step 5: Solve for x
x = 655,702,719,071,277.25/27,438,895.38 - Step 6: Final answer
x = 23,896,833.67
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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.