Finding the Fourth Proportional to 6,895,902.90, 10,348,519.95 and 3,107,435.70
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Solution
The fourth proportional to 6,895,902.90, 10,348,519.95 and 3,107,435.70 is: 4,663,255.97
Step by Step Solution
- Step 1: Write the proportion equation
6,895,902.90 : 10,348,519.95 = 3,107,435.70 : x - Step 2: Convert to fraction form
6,895,902.90/10,348,519.95 = 3,107,435.70/x - Step 3: Cross multiply
6,895,902.90x = 10,348,519.95 × 3,107,435.70 - Step 4: Simplify right side
6,895,902.90x = 32,157,360,334,792.21 - Step 5: Solve for x
x = 32,157,360,334,792.21/6,895,902.90 - Step 6: Final answer
x = 4,663,255.97
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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.