Finding the Fourth Proportional to 26,324,012.99, 39,477,974.02 and 9,280,700.12
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Solution
The fourth proportional to 26,324,012.99, 39,477,974.02 and 9,280,700.12 is: 13,918,213.70
Step by Step Solution
- Step 1: Write the proportion equation
26,324,012.99 : 39,477,974.02 = 9,280,700.12 : x - Step 2: Convert to fraction form
26,324,012.99/39,477,974.02 = 9,280,700.12/x - Step 3: Cross multiply
26,324,012.99x = 39,477,974.02 × 9,280,700.12 - Step 4: Simplify right side
26,324,012.99x = 366,383,238,224,770.88 - Step 5: Solve for x
x = 366,383,238,224,770.88/26,324,012.99 - Step 6: Final answer
x = 13,918,213.70
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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.