Finding the Fourth Proportional to 29,839,683.36, 41,176,407.60 and 16,784,343.12
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Solution
The fourth proportional to 29,839,683.36, 41,176,407.60 and 16,784,343.12 is: 23,161,068.61
Step by Step Solution
- Step 1: Write the proportion equation
29,839,683.36 : 41,176,407.60 = 16,784,343.12 : x - Step 2: Convert to fraction form
29,839,683.36/41,176,407.60 = 16,784,343.12/x - Step 3: Cross multiply
29,839,683.36x = 41,176,407.60 × 16,784,343.12 - Step 4: Simplify right side
29,839,683.36x = 691,118,953,607,375.75 - Step 5: Solve for x
x = 691,118,953,607,375.75/29,839,683.36 - Step 6: Final answer
x = 23,161,068.61
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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.