Finding the Fourth Proportional to 10,524,079.13, 15,786,118.70 and 2,545,903.13
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Solution
The fourth proportional to 10,524,079.13, 15,786,118.70 and 2,545,903.13 is: 3,818,854.70
Step by Step Solution
- Step 1: Write the proportion equation
10,524,079.13 : 15,786,118.70 = 2,545,903.13 : x - Step 2: Convert to fraction form
10,524,079.13/15,786,118.70 = 2,545,903.13/x - Step 3: Cross multiply
10,524,079.13x = 15,786,118.70 × 2,545,903.13 - Step 4: Simplify right side
10,524,079.13x = 40,189,929,008,881.52 - Step 5: Solve for x
x = 40,189,929,008,881.52/10,524,079.13 - Step 6: Final answer
x = 3,818,854.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.