Finding the Fourth Proportional to 9,990,205.35, 14,976,122.63 and 3,598,894.68
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Solution
The fourth proportional to 9,990,205.35, 14,976,122.63 and 3,598,894.68 is: 5,395,033.05
Step by Step Solution
- Step 1: Write the proportion equation
9,990,205.35 : 14,976,122.63 = 3,598,894.68 : x - Step 2: Convert to fraction form
9,990,205.35/14,976,122.63 = 3,598,894.68/x - Step 3: Cross multiply
9,990,205.35x = 14,976,122.63 × 3,598,894.68 - Step 4: Simplify right side
9,990,205.35x = 53,897,488,042,140.14 - Step 5: Solve for x
x = 53,897,488,042,140.14/9,990,205.35 - Step 6: Final answer
x = 5,395,033.05
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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.