Finding the Fourth Proportional to 8,265,758.10, 12,398,637.15 and 2,586,031.62
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Solution
The fourth proportional to 8,265,758.10, 12,398,637.15 and 2,586,031.62 is: 3,879,047.43
Step by Step Solution
- Step 1: Write the proportion equation
8,265,758.10 : 12,398,637.15 = 2,586,031.62 : x - Step 2: Convert to fraction form
8,265,758.10/12,398,637.15 = 2,586,031.62/x - Step 3: Cross multiply
8,265,758.10x = 12,398,637.15 × 2,586,031.62 - Step 4: Simplify right side
8,265,758.10x = 32,063,267,714,806.68 - Step 5: Solve for x
x = 32,063,267,714,806.68/8,265,758.10 - Step 6: Final answer
x = 3,879,047.43
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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.