Finding the Fourth Proportional to 16,113,033.49, 22,235,963.09 and 8,770,843.92
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Solution
The fourth proportional to 16,113,033.49, 22,235,963.09 and 8,770,843.92 is: 12,103,752.03
Step by Step Solution
- Step 1: Write the proportion equation
16,113,033.49 : 22,235,963.09 = 8,770,843.92 : x - Step 2: Convert to fraction form
16,113,033.49/22,235,963.09 = 8,770,843.92/x - Step 3: Cross multiply
16,113,033.49x = 22,235,963.09 × 8,770,843.92 - Step 4: Simplify right side
16,113,033.49x = 195,028,161,737,473.94 - Step 5: Solve for x
x = 195,028,161,737,473.94/16,113,033.49 - Step 6: Final answer
x = 12,103,752.03
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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.