Finding the Fourth Proportional to 14,674,147.20, 22,014,331.20 and 4,438,166.40
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Solution
The fourth proportional to 14,674,147.20, 22,014,331.20 and 4,438,166.40 is: 6,658,190.33
Step by Step Solution
- Step 1: Write the proportion equation
14,674,147.20 : 22,014,331.20 = 4,438,166.40 : x - Step 2: Convert to fraction form
14,674,147.20/22,014,331.20 = 4,438,166.40/x - Step 3: Cross multiply
14,674,147.20x = 22,014,331.20 × 4,438,166.40 - Step 4: Simplify right side
14,674,147.20x = 97,703,265,050,311.69 - Step 5: Solve for x
x = 97,703,265,050,311.69/14,674,147.20 - Step 6: Final answer
x = 6,658,190.33
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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.