Finding the Fourth Proportional to 5,351,114.32, 7,382,435.76 and 3,058,044.88
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Solution
The fourth proportional to 5,351,114.32, 7,382,435.76 and 3,058,044.88 is: 4,218,900.69
Step by Step Solution
- Step 1: Write the proportion equation
5,351,114.32 : 7,382,435.76 = 3,058,044.88 : x - Step 2: Convert to fraction form
5,351,114.32/7,382,435.76 = 3,058,044.88/x - Step 3: Cross multiply
5,351,114.32x = 7,382,435.76 × 3,058,044.88 - Step 4: Simplify right side
5,351,114.32x = 22,575,819,877,796.91 - Step 5: Solve for x
x = 22,575,819,877,796.91/5,351,114.32 - Step 6: Final answer
x = 4,218,900.69
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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.