Finding the Fourth Proportional to 9,947,252.76, 14,920,878.26 and 2,758,786.52
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Solution
The fourth proportional to 9,947,252.76, 14,920,878.26 and 2,758,786.52 is: 4,138,179.54
Step by Step Solution
- Step 1: Write the proportion equation
9,947,252.76 : 14,920,878.26 = 2,758,786.52 : x - Step 2: Convert to fraction form
9,947,252.76/14,920,878.26 = 2,758,786.52/x - Step 3: Cross multiply
9,947,252.76x = 14,920,878.26 × 2,758,786.52 - Step 4: Simplify right side
9,947,252.76x = 41,163,517,810,249.05 - Step 5: Solve for x
x = 41,163,517,810,249.05/9,947,252.76 - Step 6: Final answer
x = 4,138,179.54
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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.