Finding the Fourth Proportional to 16,607,640.78, 24,912,211.20 and 5,092,267.68
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Solution
The fourth proportional to 16,607,640.78, 24,912,211.20 and 5,092,267.68 is: 7,638,631.50
Step by Step Solution
- Step 1: Write the proportion equation
16,607,640.78 : 24,912,211.20 = 5,092,267.68 : x - Step 2: Convert to fraction form
16,607,640.78/24,912,211.20 = 5,092,267.68/x - Step 3: Cross multiply
16,607,640.78x = 24,912,211.20 × 5,092,267.68 - Step 4: Simplify right side
16,607,640.78x = 126,859,647,931,094 - Step 5: Solve for x
x = 126,859,647,931,094/16,607,640.78 - Step 6: Final answer
x = 7,638,631.50
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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.