Finding the Fourth Proportional to 8,678,260.02, 13,017,805.18 and 7,159,126.08
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Solution
The fourth proportional to 8,678,260.02, 13,017,805.18 and 7,159,126.08 is: 10,739,031.60
Step by Step Solution
- Step 1: Write the proportion equation
8,678,260.02 : 13,017,805.18 = 7,159,126.08 : x - Step 2: Convert to fraction form
8,678,260.02/13,017,805.18 = 7,159,126.08/x - Step 3: Cross multiply
8,678,260.02x = 13,017,805.18 × 7,159,126.08 - Step 4: Simplify right side
8,678,260.02x = 93,196,108,568,497.09 - Step 5: Solve for x
x = 93,196,108,568,497.09/8,678,260.02 - Step 6: Final answer
x = 10,739,031.60
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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.