Finding the Fourth Proportional to 8,574,649.98, 12,852,190.53 and 3,453,802.14
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Solution
The fourth proportional to 8,574,649.98, 12,852,190.53 and 3,453,802.14 is: 5,176,762.11
Step by Step Solution
- Step 1: Write the proportion equation
8,574,649.98 : 12,852,190.53 = 3,453,802.14 : x - Step 2: Convert to fraction form
8,574,649.98/12,852,190.53 = 3,453,802.14/x - Step 3: Cross multiply
8,574,649.98x = 12,852,190.53 × 3,453,802.14 - Step 4: Simplify right side
8,574,649.98x = 44,388,923,156,201.73 - Step 5: Solve for x
x = 44,388,923,156,201.73/8,574,649.98 - Step 6: Final answer
x = 5,176,762.11
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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.