Finding the Fourth Proportional to 5,392,324.34, 7,440,421.29 and 3,069,079.58
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Solution
The fourth proportional to 5,392,324.34, 7,440,421.29 and 3,069,079.58 is: 4,234,768.46
Step by Step Solution
- Step 1: Write the proportion equation
5,392,324.34 : 7,440,421.29 = 3,069,079.58 : x - Step 2: Convert to fraction form
5,392,324.34/7,440,421.29 = 3,069,079.58/x - Step 3: Cross multiply
5,392,324.34x = 7,440,421.29 × 3,069,079.58 - Step 4: Simplify right side
5,392,324.34x = 22,835,245,047,736.26 - Step 5: Solve for x
x = 22,835,245,047,736.26/5,392,324.34 - Step 6: Final answer
x = 4,234,768.46
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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.