Finding the Fourth Proportional to 14,636,224.23, 20,197,969.63 and 8,110,276.31
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Solution
The fourth proportional to 14,636,224.23, 20,197,969.63 and 8,110,276.31 is: 11,192,170.32
Step by Step Solution
- Step 1: Write the proportion equation
14,636,224.23 : 20,197,969.63 = 8,110,276.31 : x - Step 2: Convert to fraction form
14,636,224.23/20,197,969.63 = 8,110,276.31/x - Step 3: Cross multiply
14,636,224.23x = 20,197,969.63 × 8,110,276.31 - Step 4: Simplify right side
14,636,224.23x = 163,811,114,479,022.94 - Step 5: Solve for x
x = 163,811,114,479,022.94/14,636,224.23 - Step 6: Final answer
x = 11,192,170.32
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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.