Finding the Fourth Proportional to 8,803,625.80, 13,205,438.70 and 5,024,489.80
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Solution
The fourth proportional to 8,803,625.80, 13,205,438.70 and 5,024,489.80 is: 7,536,734.70
Step by Step Solution
- Step 1: Write the proportion equation
8,803,625.80 : 13,205,438.70 = 5,024,489.80 : x - Step 2: Convert to fraction form
8,803,625.80/13,205,438.70 = 5,024,489.80/x - Step 3: Cross multiply
8,803,625.80x = 13,205,438.70 × 5,024,489.80 - Step 4: Simplify right side
8,803,625.80x = 66,350,592,052,675.25 - Step 5: Solve for x
x = 66,350,592,052,675.25/8,803,625.80 - Step 6: Final answer
x = 7,536,734.70
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1.5x scale
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.