Finding the Fourth Proportional to 10,176,745.91, 15,252,612.60 and 4,704,438.50
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Solution
The fourth proportional to 10,176,745.91, 15,252,612.60 and 4,704,438.50 is: 7,050,876.43
Step by Step Solution
- Step 1: Write the proportion equation
10,176,745.91 : 15,252,612.60 = 4,704,438.50 : x - Step 2: Convert to fraction form
10,176,745.91/15,252,612.60 = 4,704,438.50/x - Step 3: Cross multiply
10,176,745.91x = 15,252,612.60 × 4,704,438.50 - Step 4: Simplify right side
10,176,745.91x = 71,754,977,864,762.03 - Step 5: Solve for x
x = 71,754,977,864,762.03/10,176,745.91 - Step 6: Final answer
x = 7,050,876.43
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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.