Finding the Fourth Proportional to 11,273,403.84, 16,911,611.04 and 3,295,112.64
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Solution
The fourth proportional to 11,273,403.84, 16,911,611.04 and 3,295,112.64 is: 4,943,108.94
Step by Step Solution
- Step 1: Write the proportion equation
11,273,403.84 : 16,911,611.04 = 3,295,112.64 : x - Step 2: Convert to fraction form
11,273,403.84/16,911,611.04 = 3,295,112.64/x - Step 3: Cross multiply
11,273,403.84x = 16,911,611.04 × 3,295,112.64 - Step 4: Simplify right side
11,273,403.84x = 55,725,663,300,667.55 - Step 5: Solve for x
x = 55,725,663,300,667.55/11,273,403.84 - Step 6: Final answer
x = 4,943,108.94
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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.