Finding the Fourth Proportional to 8,944,745.76, 13,391,922.96 and 8,037,753.12
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Solution
The fourth proportional to 8,944,745.76, 13,391,922.96 and 8,037,753.12 is: 12,033,988.83
Step by Step Solution
- Step 1: Write the proportion equation
8,944,745.76 : 13,391,922.96 = 8,037,753.12 : x - Step 2: Convert to fraction form
8,944,745.76/13,391,922.96 = 8,037,753.12/x - Step 3: Cross multiply
8,944,745.76x = 13,391,922.96 × 8,037,753.12 - Step 4: Simplify right side
8,944,745.76x = 107,640,970,554,539.64 - Step 5: Solve for x
x = 107,640,970,554,539.64/8,944,745.76 - Step 6: Final answer
x = 12,033,988.83
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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.