Finding the Fourth Proportional to 22,184,477.70, 33,276,716.55 and 7,807,431.30
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Solution
The fourth proportional to 22,184,477.70, 33,276,716.55 and 7,807,431.30 is: 11,711,146.95
Step by Step Solution
- Step 1: Write the proportion equation
22,184,477.70 : 33,276,716.55 = 7,807,431.30 : x - Step 2: Convert to fraction form
22,184,477.70/33,276,716.55 = 7,807,431.30/x - Step 3: Cross multiply
22,184,477.70x = 33,276,716.55 × 7,807,431.30 - Step 4: Simplify right side
22,184,477.70x = 259,805,678,353,698 - Step 5: Solve for x
x = 259,805,678,353,698/22,184,477.70 - Step 6: Final answer
x = 11,711,146.95
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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.