Finding the Fourth Proportional to 5,029,750.56, 7,540,393.95 and 2,187,722.19
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Solution
The fourth proportional to 5,029,750.56, 7,540,393.95 and 2,187,722.19 is: 3,279,742.60
Step by Step Solution
- Step 1: Write the proportion equation
5,029,750.56 : 7,540,393.95 = 2,187,722.19 : x - Step 2: Convert to fraction form
5,029,750.56/7,540,393.95 = 2,187,722.19/x - Step 3: Cross multiply
5,029,750.56x = 7,540,393.95 × 2,187,722.19 - Step 4: Simplify right side
5,029,750.56x = 16,496,287,165,756.75 - Step 5: Solve for x
x = 16,496,287,165,756.75/5,029,750.56 - Step 6: Final answer
x = 3,279,742.60
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.