Finding the Fourth Proportional to 19,937,947.17, 27,514,391.75 and 10,770,589.92
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Solution
The fourth proportional to 19,937,947.17, 27,514,391.75 and 10,770,589.92 is: 14,863,427.41
Step by Step Solution
- Step 1: Write the proportion equation
19,937,947.17 : 27,514,391.75 = 10,770,589.92 : x - Step 2: Convert to fraction form
19,937,947.17/27,514,391.75 = 10,770,589.92/x - Step 3: Cross multiply
19,937,947.17x = 27,514,391.75 × 10,770,589.92 - Step 4: Simplify right side
19,937,947.17x = 296,346,230,383,628.25 - Step 5: Solve for x
x = 296,346,230,383,628.25/19,937,947.17 - Step 6: Final answer
x = 14,863,427.41
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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.