Finding the Fourth Proportional to 6,369,438.06, 9,544,709.22 and 4,678,274.70
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Solution
The fourth proportional to 6,369,438.06, 9,544,709.22 and 4,678,274.70 is: 7,010,472.70
Step by Step Solution
- Step 1: Write the proportion equation
6,369,438.06 : 9,544,709.22 = 4,678,274.70 : x - Step 2: Convert to fraction form
6,369,438.06/9,544,709.22 = 4,678,274.70/x - Step 3: Cross multiply
6,369,438.06x = 9,544,709.22 × 4,678,274.70 - Step 4: Simplify right side
6,369,438.06x = 44,652,771,662,782.74 - Step 5: Solve for x
x = 44,652,771,662,782.74/6,369,438.06 - Step 6: Final answer
x = 7,010,472.70
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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.