Finding the Fourth Proportional to 7,957,209.87, 11,912,024.52 and 4,873,491.05
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Solution
The fourth proportional to 7,957,209.87, 11,912,024.52 and 4,873,491.05 is: 7,295,665.91
Step by Step Solution
- Step 1: Write the proportion equation
7,957,209.87 : 11,912,024.52 = 4,873,491.05 : x - Step 2: Convert to fraction form
7,957,209.87/11,912,024.52 = 4,873,491.05/x - Step 3: Cross multiply
7,957,209.87x = 11,912,024.52 × 4,873,491.05 - Step 4: Simplify right side
7,957,209.87x = 58,053,144,826,040.42 - Step 5: Solve for x
x = 58,053,144,826,040.42/7,957,209.87 - Step 6: Final answer
x = 7,295,665.91
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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.