Finding the Fourth Proportional to 14,042,213.06, 19,370,991.65 and 8,888,563.96
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Solution
The fourth proportional to 14,042,213.06, 19,370,991.65 and 8,888,563.96 is: 12,261,621.26
Step by Step Solution
- Step 1: Write the proportion equation
14,042,213.06 : 19,370,991.65 = 8,888,563.96 : x - Step 2: Convert to fraction form
14,042,213.06/19,370,991.65 = 8,888,563.96/x - Step 3: Cross multiply
14,042,213.06x = 19,370,991.65 × 8,888,563.96 - Step 4: Simplify right side
14,042,213.06x = 172,180,298,156,780.62 - Step 5: Solve for x
x = 172,180,298,156,780.62/14,042,213.06 - Step 6: Final answer
x = 12,261,621.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.