Finding the Fourth Proportional to 43,781,440.96, 65,682,790.88 and 13,489,302.88
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Solution
The fourth proportional to 43,781,440.96, 65,682,790.88 and 13,489,302.88 is: 20,237,229.31
Step by Step Solution
- Step 1: Write the proportion equation
43,781,440.96 : 65,682,790.88 = 13,489,302.88 : x - Step 2: Convert to fraction form
43,781,440.96/65,682,790.88 = 13,489,302.88/x - Step 3: Cross multiply
43,781,440.96x = 65,682,790.88 × 13,489,302.88 - Step 4: Simplify right side
43,781,440.96x = 886,015,060,184,021.88 - Step 5: Solve for x
x = 886,015,060,184,021.88/43,781,440.96 - Step 6: Final answer
x = 20,237,229.31
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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.