Finding the Fourth Proportional to 6,352,757.63, 8,767,986.51 and 3,636,503.63
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Solution
The fourth proportional to 6,352,757.63, 8,767,986.51 and 3,636,503.63 is: 5,019,051.03
Step by Step Solution
- Step 1: Write the proportion equation
6,352,757.63 : 8,767,986.51 = 3,636,503.63 : x - Step 2: Convert to fraction form
6,352,757.63/8,767,986.51 = 3,636,503.63/x - Step 3: Cross multiply
6,352,757.63x = 8,767,986.51 × 3,636,503.63 - Step 4: Simplify right side
6,352,757.63x = 31,884,814,727,566.10 - Step 5: Solve for x
x = 31,884,814,727,566.10/6,352,757.63 - Step 6: Final answer
x = 5,019,051.03
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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.