Finding the Fourth Proportional to 9,264,790.20, 13,897,185.30 and 6,873,305.70
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Solution
The fourth proportional to 9,264,790.20, 13,897,185.30 and 6,873,305.70 is: 10,309,958.55
Step by Step Solution
- Step 1: Write the proportion equation
9,264,790.20 : 13,897,185.30 = 6,873,305.70 : x - Step 2: Convert to fraction form
9,264,790.20/13,897,185.30 = 6,873,305.70/x - Step 3: Cross multiply
9,264,790.20x = 13,897,185.30 × 6,873,305.70 - Step 4: Simplify right side
9,264,790.20x = 95,519,602,936,446.22 - Step 5: Solve for x
x = 95,519,602,936,446.22/9,264,790.20 - Step 6: Final answer
x = 10,309,958.55
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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.