Finding the Fourth Proportional to 6,394,189.65, 8,823,877.41 and 3,493,518.09
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Solution
The fourth proportional to 6,394,189.65, 8,823,877.41 and 3,493,518.09 is: 4,820,997.98
Step by Step Solution
- Step 1: Write the proportion equation
6,394,189.65 : 8,823,877.41 = 3,493,518.09 : x - Step 2: Convert to fraction form
6,394,189.65/8,823,877.41 = 3,493,518.09/x - Step 3: Cross multiply
6,394,189.65x = 8,823,877.41 × 3,493,518.09 - Step 4: Simplify right side
6,394,189.65x = 30,826,375,355,777.35 - Step 5: Solve for x
x = 30,826,375,355,777.35/6,394,189.65 - Step 6: Final answer
x = 4,820,997.98
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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.