Finding the Fourth Proportional to 6,890,754.24, 10,338,303.68 and 3,247,337.12
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Solution
The fourth proportional to 6,890,754.24, 10,338,303.68 and 3,247,337.12 is: 4,872,029.41
Step by Step Solution
- Step 1: Write the proportion equation
6,890,754.24 : 10,338,303.68 = 3,247,337.12 : x - Step 2: Convert to fraction form
6,890,754.24/10,338,303.68 = 3,247,337.12/x - Step 3: Cross multiply
6,890,754.24x = 10,338,303.68 × 3,247,337.12 - Step 4: Simplify right side
6,890,754.24x = 33,571,957,297,896.60 - Step 5: Solve for x
x = 33,571,957,297,896.60/6,890,754.24 - Step 6: Final answer
x = 4,872,029.41
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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.