Finding the Fourth Proportional to 6,100,605.42, 8,418,990.42 and 3,347,292.12
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Solution
The fourth proportional to 6,100,605.42, 8,418,990.42 and 3,347,292.12 is: 4,619,348.14
Step by Step Solution
- Step 1: Write the proportion equation
6,100,605.42 : 8,418,990.42 = 3,347,292.12 : x - Step 2: Convert to fraction form
6,100,605.42/8,418,990.42 = 3,347,292.12/x - Step 3: Cross multiply
6,100,605.42x = 8,418,990.42 × 3,347,292.12 - Step 4: Simplify right side
6,100,605.42x = 28,180,820,291,221.49 - Step 5: Solve for x
x = 28,180,820,291,221.49/6,100,605.42 - Step 6: Final answer
x = 4,619,348.14
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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.