Finding the Fourth Proportional to 13,327,474.96, 19,991,212.48 and 3,230,095.92
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Solution
The fourth proportional to 13,327,474.96, 19,991,212.48 and 3,230,095.92 is: 4,845,143.89
Step by Step Solution
- Step 1: Write the proportion equation
13,327,474.96 : 19,991,212.48 = 3,230,095.92 : x - Step 2: Convert to fraction form
13,327,474.96/19,991,212.48 = 3,230,095.92/x - Step 3: Cross multiply
13,327,474.96x = 19,991,212.48 × 3,230,095.92 - Step 4: Simplify right side
13,327,474.96x = 64,573,533,867,501.08 - Step 5: Solve for x
x = 64,573,533,867,501.08/13,327,474.96 - Step 6: Final answer
x = 4,845,143.89
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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.