Finding the Fourth Proportional to 22,288,599.36, 33,436,220.55 and 7,910,463.09
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Solution
The fourth proportional to 22,288,599.36, 33,436,220.55 and 7,910,463.09 is: 11,866,873.47
Step by Step Solution
- Step 1: Write the proportion equation
22,288,599.36 : 33,436,220.55 = 7,910,463.09 : x - Step 2: Convert to fraction form
22,288,599.36/33,436,220.55 = 7,910,463.09/x - Step 3: Cross multiply
22,288,599.36x = 33,436,220.55 × 7,910,463.09 - Step 4: Simplify right side
22,288,599.36x = 264,495,988,529,874.50 - Step 5: Solve for x
x = 264,495,988,529,874.50/22,288,599.36 - Step 6: Final answer
x = 11,866,873.47
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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.