Finding the Fourth Proportional to 8,080,290.04, 12,120,448.84 and 6,471,292.28
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Solution
The fourth proportional to 8,080,290.04, 12,120,448.84 and 6,471,292.28 is: 9,706,949.46
Step by Step Solution
- Step 1: Write the proportion equation
8,080,290.04 : 12,120,448.84 = 6,471,292.28 : x - Step 2: Convert to fraction form
8,080,290.04/12,120,448.84 = 6,471,292.28/x - Step 3: Cross multiply
8,080,290.04x = 12,120,448.84 × 6,471,292.28 - Step 4: Simplify right side
8,080,290.04x = 78,434,967,008,426.95 - Step 5: Solve for x
x = 78,434,967,008,426.95/8,080,290.04 - Step 6: Final answer
x = 9,706,949.46
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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.