Finding the Fourth Proportional to 18,117,601.50, 24,994,051.56 and 10,771,266.23
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Solution
The fourth proportional to 18,117,601.50, 24,994,051.56 and 10,771,266.23 is: 14,859,449.44
Step by Step Solution
- Step 1: Write the proportion equation
18,117,601.50 : 24,994,051.56 = 10,771,266.23 : x - Step 2: Convert to fraction form
18,117,601.50/24,994,051.56 = 10,771,266.23/x - Step 3: Cross multiply
18,117,601.50x = 24,994,051.56 × 10,771,266.23 - Step 4: Simplify right side
18,117,601.50x = 269,217,583,394,136.53 - Step 5: Solve for x
x = 269,217,583,394,136.53/18,117,601.50 - Step 6: Final answer
x = 14,859,449.44
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1.5x scale
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.