Finding the Fourth Proportional to 7,582,711.05, 10,461,586.17 and 4,317,215.28
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Solution
The fourth proportional to 7,582,711.05, 10,461,586.17 and 4,317,215.28 is: 5,956,302.35
Step by Step Solution
- Step 1: Write the proportion equation
7,582,711.05 : 10,461,586.17 = 4,317,215.28 : x - Step 2: Convert to fraction form
7,582,711.05/10,461,586.17 = 4,317,215.28/x - Step 3: Cross multiply
7,582,711.05x = 10,461,586.17 × 4,317,215.28 - Step 4: Simplify right side
7,582,711.05x = 45,164,919,666,160.68 - Step 5: Solve for x
x = 45,164,919,666,160.68/7,582,711.05 - Step 6: Final answer
x = 5,956,302.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.