Finding the Fourth Proportional to 7,474,109.58, 11,210,099.84 and 2,355,874.30
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Solution
The fourth proportional to 7,474,109.58, 11,210,099.84 and 2,355,874.30 is: 3,533,475.91
Step by Step Solution
- Step 1: Write the proportion equation
7,474,109.58 : 11,210,099.84 = 2,355,874.30 : x - Step 2: Convert to fraction form
7,474,109.58/11,210,099.84 = 2,355,874.30/x - Step 3: Cross multiply
7,474,109.58x = 11,210,099.84 × 2,355,874.30 - Step 4: Simplify right side
7,474,109.58x = 26,409,586,113,490.11 - Step 5: Solve for x
x = 26,409,586,113,490.11/7,474,109.58 - Step 6: Final answer
x = 3,533,475.91
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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.