Finding the Fourth Proportional to 5,184,912.10, 7,777,368.15 and 3,293,011.30
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Solution
The fourth proportional to 5,184,912.10, 7,777,368.15 and 3,293,011.30 is: 4,939,516.95
Step by Step Solution
- Step 1: Write the proportion equation
5,184,912.10 : 7,777,368.15 = 3,293,011.30 : x - Step 2: Convert to fraction form
5,184,912.10/7,777,368.15 = 3,293,011.30/x - Step 3: Cross multiply
5,184,912.10x = 7,777,368.15 × 3,293,011.30 - Step 4: Simplify right side
5,184,912.10x = 25,610,961,202,210.09 - Step 5: Solve for x
x = 25,610,961,202,210.09/5,184,912.10 - Step 6: Final answer
x = 4,939,516.95
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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.