Finding the Fourth Proportional to 8,802,990.08, 12,150,287.04 and 5,367,125.44
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Solution
The fourth proportional to 8,802,990.08, 12,150,287.04 and 5,367,125.44 is: 7,407,950.49
Step by Step Solution
- Step 1: Write the proportion equation
8,802,990.08 : 12,150,287.04 = 5,367,125.44 : x - Step 2: Convert to fraction form
8,802,990.08/12,150,287.04 = 5,367,125.44/x - Step 3: Cross multiply
8,802,990.08x = 12,150,287.04 × 5,367,125.44 - Step 4: Simplify right side
8,802,990.08x = 65,212,114,675,686.30 - Step 5: Solve for x
x = 65,212,114,675,686.30/8,802,990.08 - Step 6: Final answer
x = 7,407,950.49
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1.5x scale
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.