Finding the Fourth Proportional to 10,204,881.32, 14,082,737.00 and 5,621,202.70
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Solution
The fourth proportional to 10,204,881.32, 14,082,737.00 and 5,621,202.70 is: 7,757,260.15
Step by Step Solution
- Step 1: Write the proportion equation
10,204,881.32 : 14,082,737.00 = 5,621,202.70 : x - Step 2: Convert to fraction form
10,204,881.32/14,082,737.00 = 5,621,202.70/x - Step 3: Cross multiply
10,204,881.32x = 14,082,737.00 × 5,621,202.70 - Step 4: Simplify right side
10,204,881.32x = 79,161,919,184,477.03 - Step 5: Solve for x
x = 79,161,919,184,477.03/10,204,881.32 - Step 6: Final answer
x = 7,757,260.15
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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.