Finding the Fourth Proportional to 16,469,979.58, 24,557,723.12 and 16,017,478.55
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Solution
The fourth proportional to 16,469,979.58, 24,557,723.12 and 16,017,478.55 is: 23,883,017.05
Step by Step Solution
- Step 1: Write the proportion equation
16,469,979.58 : 24,557,723.12 = 16,017,478.55 : x - Step 2: Convert to fraction form
16,469,979.58/24,557,723.12 = 16,017,478.55/x - Step 3: Cross multiply
16,469,979.58x = 24,557,723.12 × 16,017,478.55 - Step 4: Simplify right side
16,469,979.58x = 393,352,803,230,687.31 - Step 5: Solve for x
x = 393,352,803,230,687.31/16,469,979.58 - Step 6: Final answer
x = 23,883,017.05
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.