Finding the Fourth Proportional to 22,352,912.40, 33,529,368.60 and 15,167,888.40
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Solution
The fourth proportional to 22,352,912.40, 33,529,368.60 and 15,167,888.40 is: 22,751,832.60
Step by Step Solution
- Step 1: Write the proportion equation
22,352,912.40 : 33,529,368.60 = 15,167,888.40 : x - Step 2: Convert to fraction form
22,352,912.40/33,529,368.60 = 15,167,888.40/x - Step 3: Cross multiply
22,352,912.40x = 33,529,368.60 × 15,167,888.40 - Step 4: Simplify right side
22,352,912.40x = 508,569,721,047,264.25 - Step 5: Solve for x
x = 508,569,721,047,264.25/22,352,912.40 - Step 6: Final answer
x = 22,751,832.60
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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.