Finding the Fourth Proportional to 7,146,299.70, 10,717,145.91 and 2,352,847.68
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Solution
The fourth proportional to 7,146,299.70, 10,717,145.91 and 2,352,847.68 is: 3,528,513.07
Step by Step Solution
- Step 1: Write the proportion equation
7,146,299.70 : 10,717,145.91 = 2,352,847.68 : x - Step 2: Convert to fraction form
7,146,299.70/10,717,145.91 = 2,352,847.68/x - Step 3: Cross multiply
7,146,299.70x = 10,717,145.91 × 2,352,847.68 - Step 4: Simplify right side
7,146,299.70x = 25,215,811,890,564.99 - Step 5: Solve for x
x = 25,215,811,890,564.99/7,146,299.70 - Step 6: Final answer
x = 3,528,513.07
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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.