Finding the Fourth Proportional to 10,524,931.12, 14,524,251.64 and 5,878,782.26
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Solution
The fourth proportional to 10,524,931.12, 14,524,251.64 and 5,878,782.26 is: 8,112,633.89
Step by Step Solution
- Step 1: Write the proportion equation
10,524,931.12 : 14,524,251.64 = 5,878,782.26 : x - Step 2: Convert to fraction form
10,524,931.12/14,524,251.64 = 5,878,782.26/x - Step 3: Cross multiply
10,524,931.12x = 14,524,251.64 × 5,878,782.26 - Step 4: Simplify right side
10,524,931.12x = 85,384,912,881,007.91 - Step 5: Solve for x
x = 85,384,912,881,007.91/10,524,931.12 - Step 6: Final answer
x = 8,112,633.89
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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.