Finding the Fourth Proportional to 13,407,116.48, 20,110,861.54 and 3,822,494.99
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Solution
The fourth proportional to 13,407,116.48, 20,110,861.54 and 3,822,494.99 is: 5,733,795.75
Step by Step Solution
- Step 1: Write the proportion equation
13,407,116.48 : 20,110,861.54 = 3,822,494.99 : x - Step 2: Convert to fraction form
13,407,116.48/20,110,861.54 = 3,822,494.99/x - Step 3: Cross multiply
13,407,116.48x = 20,110,861.54 × 3,822,494.99 - Step 4: Simplify right side
13,407,116.48x = 76,873,667,481,233.69 - Step 5: Solve for x
x = 76,873,667,481,233.69/13,407,116.48 - Step 6: Final answer
x = 5,733,795.75
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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.