Finding the Fourth Proportional to 66,433,537.80, 99,650,306.70 and 18,564,481.80
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Solution
The fourth proportional to 66,433,537.80, 99,650,306.70 and 18,564,481.80 is: 27,846,722.70
Step by Step Solution
- Step 1: Write the proportion equation
66,433,537.80 : 99,650,306.70 = 18,564,481.80 : x - Step 2: Convert to fraction form
66,433,537.80/99,650,306.70 = 18,564,481.80/x - Step 3: Cross multiply
66,433,537.80x = 99,650,306.70 × 18,564,481.80 - Step 4: Simplify right side
66,433,537.80x = 1,849,956,305,096,568.25 - Step 5: Solve for x
x = 1,849,956,305,096,568.25/66,433,537.80 - Step 6: Final answer
x = 27,846,722.70
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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.