Finding the Fourth Proportional to 5,351,108.13, 7,382,426.94 and 3,058,038.63
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Solution
The fourth proportional to 5,351,108.13, 7,382,426.94 and 3,058,038.63 is: 4,218,891.90
Step by Step Solution
- Step 1: Write the proportion equation
5,351,108.13 : 7,382,426.94 = 3,058,038.63 : x - Step 2: Convert to fraction form
5,351,108.13/7,382,426.94 = 3,058,038.63/x - Step 3: Cross multiply
5,351,108.13x = 7,382,426.94 × 3,058,038.63 - Step 4: Simplify right side
5,351,108.13x = 22,575,746,765,672.69 - Step 5: Solve for x
x = 22,575,746,765,672.69/5,351,108.13 - Step 6: Final answer
x = 4,218,891.90
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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.