Finding the Fourth Proportional to 5,263,408.08, 7,883,154.34 and 4,119,038.44
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Solution
The fourth proportional to 5,263,408.08, 7,883,154.34 and 4,119,038.44 is: 6,169,199.74
Step by Step Solution
- Step 1: Write the proportion equation
5,263,408.08 : 7,883,154.34 = 4,119,038.44 : x - Step 2: Convert to fraction form
5,263,408.08/7,883,154.34 = 4,119,038.44/x - Step 3: Cross multiply
5,263,408.08x = 7,883,154.34 × 4,119,038.44 - Step 4: Simplify right side
5,263,408.08x = 32,471,015,754,912.83 - Step 5: Solve for x
x = 32,471,015,754,912.83/5,263,408.08 - Step 6: Final answer
x = 6,169,199.74
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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.