Finding the Fourth Proportional to 8,449,454.36, 11,660,250.11 and 4,581,974.49
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Solution
The fourth proportional to 8,449,454.36, 11,660,250.11 and 4,581,974.49 is: 6,323,126.47
Step by Step Solution
- Step 1: Write the proportion equation
8,449,454.36 : 11,660,250.11 = 4,581,974.49 : x - Step 2: Convert to fraction form
8,449,454.36/11,660,250.11 = 4,581,974.49/x - Step 3: Cross multiply
8,449,454.36x = 11,660,250.11 × 4,581,974.49 - Step 4: Simplify right side
8,449,454.36x = 53,426,968,551,039.70 - Step 5: Solve for x
x = 53,426,968,551,039.70/8,449,454.36 - Step 6: Final answer
x = 6,323,126.47
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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.