Finding the Fourth Proportional to 7,609,953.76, 11,416,687.44 and 2,561,140.96
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Solution
The fourth proportional to 7,609,953.76, 11,416,687.44 and 2,561,140.96 is: 3,842,302.69
Step by Step Solution
- Step 1: Write the proportion equation
7,609,953.76 : 11,416,687.44 = 2,561,140.96 : x - Step 2: Convert to fraction form
7,609,953.76/11,416,687.44 = 2,561,140.96/x - Step 3: Cross multiply
7,609,953.76x = 11,416,687.44 × 2,561,140.96 - Step 4: Simplify right side
7,609,953.76x = 29,239,745,830,101.54 - Step 5: Solve for x
x = 29,239,745,830,101.54/7,609,953.76 - Step 6: Final answer
x = 3,842,302.69
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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.