Finding the Fourth Proportional to 16,641,121.40, 24,961,682.10 and 6,544,071.80
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Solution
The fourth proportional to 16,641,121.40, 24,961,682.10 and 6,544,071.80 is: 9,816,107.70
Step by Step Solution
- Step 1: Write the proportion equation
16,641,121.40 : 24,961,682.10 = 6,544,071.80 : x - Step 2: Convert to fraction form
16,641,121.40/24,961,682.10 = 6,544,071.80/x - Step 3: Cross multiply
16,641,121.40x = 24,961,682.10 × 6,544,071.80 - Step 4: Simplify right side
16,641,121.40x = 163,351,039,911,174.78 - Step 5: Solve for x
x = 163,351,039,911,174.78/16,641,121.40 - Step 6: Final answer
x = 9,816,107.70
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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.