Finding the Fourth Proportional to 26,324,012.49, 39,477,973.28 and 9,280,699.62
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Solution
The fourth proportional to 26,324,012.49, 39,477,973.28 and 9,280,699.62 is: 13,918,212.95
Step by Step Solution
- Step 1: Write the proportion equation
26,324,012.49 : 39,477,973.28 = 9,280,699.62 : x - Step 2: Convert to fraction form
26,324,012.49/39,477,973.28 = 9,280,699.62/x - Step 3: Cross multiply
26,324,012.49x = 39,477,973.28 × 9,280,699.62 - Step 4: Simplify right side
26,324,012.49x = 366,383,211,571,662.62 - Step 5: Solve for x
x = 366,383,211,571,662.62/26,324,012.49 - Step 6: Final answer
x = 13,918,212.95
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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.