Finding the Fourth Proportional to 23,685,099.26, 32,683,899.44 and 13,761,102.87
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Solution
The fourth proportional to 23,685,099.26, 32,683,899.44 and 13,761,102.87 is: 18,989,428.65
Step by Step Solution
- Step 1: Write the proportion equation
23,685,099.26 : 32,683,899.44 = 13,761,102.87 : x - Step 2: Convert to fraction form
23,685,099.26/32,683,899.44 = 13,761,102.87/x - Step 3: Cross multiply
23,685,099.26x = 32,683,899.44 × 13,761,102.87 - Step 4: Simplify right side
23,685,099.26x = 449,766,502,317,769.81 - Step 5: Solve for x
x = 449,766,502,317,769.81/23,685,099.26 - Step 6: Final answer
x = 18,989,428.65
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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.