Finding the Fourth Proportional to 21,594,107.70, 32,328,175.95 and 19,326,626.10
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Solution
The fourth proportional to 21,594,107.70, 32,328,175.95 and 19,326,626.10 is: 28,933,567.33
Step by Step Solution
- Step 1: Write the proportion equation
21,594,107.70 : 32,328,175.95 = 19,326,626.10 : x - Step 2: Convert to fraction form
21,594,107.70/32,328,175.95 = 19,326,626.10/x - Step 3: Cross multiply
21,594,107.70x = 32,328,175.95 × 19,326,626.10 - Step 4: Simplify right side
21,594,107.70x = 624,794,569,080,662.38 - Step 5: Solve for x
x = 624,794,569,080,662.38/21,594,107.70 - Step 6: Final answer
x = 28,933,567.33
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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.