Finding the Fourth Proportional to 20,029,751.03, 30,040,422.26 and 5,649,455.88
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Solution
The fourth proportional to 20,029,751.03, 30,040,422.26 and 5,649,455.88 is: 8,472,997.99
Step by Step Solution
- Step 1: Write the proportion equation
20,029,751.03 : 30,040,422.26 = 5,649,455.88 : x - Step 2: Convert to fraction form
20,029,751.03/30,040,422.26 = 5,649,455.88/x - Step 3: Cross multiply
20,029,751.03x = 30,040,422.26 × 5,649,455.88 - Step 4: Simplify right side
20,029,751.03x = 169,712,040,188,563.53 - Step 5: Solve for x
x = 169,712,040,188,563.53/20,029,751.03 - Step 6: Final answer
x = 8,472,997.99
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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.