Finding the Fourth Proportional to 81,554,504.13, 122,327,770.05 and 30,432,537
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Solution
The fourth proportional to 81,554,504.13, 122,327,770.05 and 30,432,537 is: 45,647,318.05
Step by Step Solution
- Step 1: Write the proportion equation
81,554,504.13 : 122,327,770.05 = 30,432,537 : x - Step 2: Convert to fraction form
81,554,504.13/122,327,770.05 = 30,432,537/x - Step 3: Cross multiply
81,554,504.13x = 122,327,770.05 × 30,432,537 - Step 4: Simplify right side
81,554,504.13x = 3,722,744,388,174,117 - Step 5: Solve for x
x = 3,722,744,388,174,117/81,554,504.13 - Step 6: Final answer
x = 45,647,318.05
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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.