Finding the Fourth Proportional to 7,408,868.92, 11,113,676.08 and 2,360,573.08
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Solution
The fourth proportional to 7,408,868.92, 11,113,676.08 and 2,360,573.08 is: 3,540,978.36
Step by Step Solution
- Step 1: Write the proportion equation
7,408,868.92 : 11,113,676.08 = 2,360,573.08 : x - Step 2: Convert to fraction form
7,408,868.92/11,113,676.08 = 2,360,573.08/x - Step 3: Cross multiply
7,408,868.92x = 11,113,676.08 × 2,360,573.08 - Step 4: Simplify right side
7,408,868.92x = 26,234,644,540,602.30 - Step 5: Solve for x
x = 26,234,644,540,602.30/7,408,868.92 - Step 6: Final answer
x = 3,540,978.36
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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.