Finding the Fourth Proportional to 7,157,541.24, 10,732,994.10 and 2,668,611.96
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Solution
The fourth proportional to 7,157,541.24, 10,732,994.10 and 2,668,611.96 is: 4,001,680.95
Step by Step Solution
- Step 1: Write the proportion equation
7,157,541.24 : 10,732,994.10 = 2,668,611.96 : x - Step 2: Convert to fraction form
7,157,541.24/10,732,994.10 = 2,668,611.96/x - Step 3: Cross multiply
7,157,541.24x = 10,732,994.10 × 2,668,611.96 - Step 4: Simplify right side
7,157,541.24x = 28,642,196,421,869.43 - Step 5: Solve for x
x = 28,642,196,421,869.43/7,157,541.24 - Step 6: Final answer
x = 4,001,680.95
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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.