Finding the Fourth Proportional to 35,542,408.50, 53,313,612.75 and 8,616,064.50
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Solution
The fourth proportional to 35,542,408.50, 53,313,612.75 and 8,616,064.50 is: 12,924,096.75
Step by Step Solution
- Step 1: Write the proportion equation
35,542,408.50 : 53,313,612.75 = 8,616,064.50 : x - Step 2: Convert to fraction form
35,542,408.50/53,313,612.75 = 8,616,064.50/x - Step 3: Cross multiply
35,542,408.50x = 53,313,612.75 × 8,616,064.50 - Step 4: Simplify right side
35,542,408.50x = 459,353,526,182,022.38 - Step 5: Solve for x
x = 459,353,526,182,022.38/35,542,408.50 - Step 6: Final answer
x = 12,924,096.75
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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.