Finding the Fourth Proportional to 16,297,220.10, 24,445,830.15 and 8,207,069.70
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Solution
The fourth proportional to 16,297,220.10, 24,445,830.15 and 8,207,069.70 is: 12,310,604.55
Step by Step Solution
- Step 1: Write the proportion equation
16,297,220.10 : 24,445,830.15 = 8,207,069.70 : x - Step 2: Convert to fraction form
16,297,220.10/24,445,830.15 = 8,207,069.70/x - Step 3: Cross multiply
16,297,220.10x = 24,445,830.15 × 8,207,069.70 - Step 4: Simplify right side
16,297,220.10x = 200,628,631,915,411.44 - Step 5: Solve for x
x = 200,628,631,915,411.44/16,297,220.10 - Step 6: Final answer
x = 12,310,604.55
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Double scale
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Similar ratio
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1.5x scale
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.