Finding the Fourth Proportional to 7,640,604.76, 11,462,324.58 and 2,523,389.08
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Solution
The fourth proportional to 7,640,604.76, 11,462,324.58 and 2,523,389.08 is: 3,785,551.74
Step by Step Solution
- Step 1: Write the proportion equation
7,640,604.76 : 11,462,324.58 = 2,523,389.08 : x - Step 2: Convert to fraction form
7,640,604.76/11,462,324.58 = 2,523,389.08/x - Step 3: Cross multiply
7,640,604.76x = 11,462,324.58 × 2,523,389.08 - Step 4: Simplify right side
7,640,604.76x = 28,923,904,676,587.59 - Step 5: Solve for x
x = 28,923,904,676,587.59/7,640,604.76 - Step 6: Final answer
x = 3,785,551.74
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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.