Finding the Fourth Proportional to 23,780,152.63, 32,816,673.62 and 13,990,965.67
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Solution
The fourth proportional to 23,780,152.63, 32,816,673.62 and 13,990,965.67 is: 19,307,569.68
Step by Step Solution
- Step 1: Write the proportion equation
23,780,152.63 : 32,816,673.62 = 13,990,965.67 : x - Step 2: Convert to fraction form
23,780,152.63/32,816,673.62 = 13,990,965.67/x - Step 3: Cross multiply
23,780,152.63x = 32,816,673.62 × 13,990,965.67 - Step 4: Simplify right side
23,780,152.63x = 459,136,954,021,014.62 - Step 5: Solve for x
x = 459,136,954,021,014.62/23,780,152.63 - Step 6: Final answer
x = 19,307,569.68
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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.