Finding the Fourth Proportional to 69,530,938.80, 104,277,745.80 and 29,133,063.60
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Solution
The fourth proportional to 69,530,938.80, 104,277,745.80 and 29,133,063.60 is: 43,691,775.96
Step by Step Solution
- Step 1: Write the proportion equation
69,530,938.80 : 104,277,745.80 = 29,133,063.60 : x - Step 2: Convert to fraction form
69,530,938.80/104,277,745.80 = 29,133,063.60/x - Step 3: Cross multiply
69,530,938.80x = 104,277,745.80 × 29,133,063.60 - Step 4: Simplify right side
69,530,938.80x = 3,037,930,200,456,033 - Step 5: Solve for x
x = 3,037,930,200,456,033/69,530,938.80 - Step 6: Final answer
x = 43,691,775.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.