Finding the Fourth Proportional to 67,429,548.56, 93,052,773.97 and 36,489,718.68
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Solution
The fourth proportional to 67,429,548.56, 93,052,773.97 and 36,489,718.68 is: 50,355,810.13
Step by Step Solution
- Step 1: Write the proportion equation
67,429,548.56 : 93,052,773.97 = 36,489,718.68 : x - Step 2: Convert to fraction form
67,429,548.56/93,052,773.97 = 36,489,718.68/x - Step 3: Cross multiply
67,429,548.56x = 93,052,773.97 × 36,489,718.68 - Step 4: Simplify right side
67,429,548.56x = 3,395,469,544,558,926.50 - Step 5: Solve for x
x = 3,395,469,544,558,926.50/67,429,548.56 - Step 6: Final answer
x = 50,355,810.13
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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.