Finding the Fourth Proportional to 67,847,489.58, 93,629,464.74 and 36,907,585.05
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Solution
The fourth proportional to 67,847,489.58, 93,629,464.74 and 36,907,585.05 is: 50,932,428.81
Step by Step Solution
- Step 1: Write the proportion equation
67,847,489.58 : 93,629,464.74 = 36,907,585.05 : x - Step 2: Convert to fraction form
67,847,489.58/93,629,464.74 = 36,907,585.05/x - Step 3: Cross multiply
67,847,489.58x = 93,629,464.74 × 36,907,585.05 - Step 4: Simplify right side
67,847,489.58x = 3,455,637,433,077,525.50 - Step 5: Solve for x
x = 3,455,637,433,077,525.50/67,847,489.58 - Step 6: Final answer
x = 50,932,428.81
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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.