Finding the Fourth Proportional to 7,479,273.24, 11,218,909.86 and 1,799,497.62
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Solution
The fourth proportional to 7,479,273.24, 11,218,909.86 and 1,799,497.62 is: 2,699,246.43
Step by Step Solution
- Step 1: Write the proportion equation
7,479,273.24 : 11,218,909.86 = 1,799,497.62 : x - Step 2: Convert to fraction form
7,479,273.24/11,218,909.86 = 1,799,497.62/x - Step 3: Cross multiply
7,479,273.24x = 11,218,909.86 × 1,799,497.62 - Step 4: Simplify right side
7,479,273.24x = 20,188,401,592,064.54 - Step 5: Solve for x
x = 20,188,401,592,064.54/7,479,273.24 - Step 6: Final answer
x = 2,699,246.43
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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.