Finding the Fourth Proportional to 10,568,031.28, 15,847,049.52 and 4,094,138.68
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Solution
The fourth proportional to 10,568,031.28, 15,847,049.52 and 4,094,138.68 is: 6,139,271.99
Step by Step Solution
- Step 1: Write the proportion equation
10,568,031.28 : 15,847,049.52 = 4,094,138.68 : x - Step 2: Convert to fraction form
10,568,031.28/15,847,049.52 = 4,094,138.68/x - Step 3: Cross multiply
10,568,031.28x = 15,847,049.52 × 4,094,138.68 - Step 4: Simplify right side
10,568,031.28x = 64,880,018,403,707.44 - Step 5: Solve for x
x = 64,880,018,403,707.44/10,568,031.28 - Step 6: Final answer
x = 6,139,271.99
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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.