Finding the Fourth Proportional to 8,757,198.04, 13,137,050.63 and 2,692,438.92
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Solution
The fourth proportional to 8,757,198.04, 13,137,050.63 and 2,692,438.92 is: 4,039,043.79
Step by Step Solution
- Step 1: Write the proportion equation
8,757,198.04 : 13,137,050.63 = 2,692,438.92 : x - Step 2: Convert to fraction form
8,757,198.04/13,137,050.63 = 2,692,438.92/x - Step 3: Cross multiply
8,757,198.04x = 13,137,050.63 × 2,692,438.92 - Step 4: Simplify right side
8,757,198.04x = 35,370,706,377,379.90 - Step 5: Solve for x
x = 35,370,706,377,379.90/8,757,198.04 - Step 6: Final answer
x = 4,039,043.79
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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.