Finding the Fourth Proportional to 67,283,736.36, 92,851,541.82 and 36,343,905.96
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Solution
The fourth proportional to 67,283,736.36, 92,851,541.82 and 36,343,905.96 is: 50,154,582.47
Step by Step Solution
- Step 1: Write the proportion equation
67,283,736.36 : 92,851,541.82 = 36,343,905.96 : x - Step 2: Convert to fraction form
67,283,736.36/92,851,541.82 = 36,343,905.96/x - Step 3: Cross multiply
67,283,736.36x = 92,851,541.82 × 36,343,905.96 - Step 4: Simplify right side
67,283,736.36x = 3,374,587,704,147,087 - Step 5: Solve for x
x = 3,374,587,704,147,087/67,283,736.36 - Step 6: Final answer
x = 50,154,582.47
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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.