Finding the Fourth Proportional to 11,122,349.68, 15,348,165.38 and 6,160,496.90
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Solution
The fourth proportional to 11,122,349.68, 15,348,165.38 and 6,160,496.90 is: 8,501,110.64
Step by Step Solution
- Step 1: Write the proportion equation
11,122,349.68 : 15,348,165.38 = 6,160,496.90 : x - Step 2: Convert to fraction form
11,122,349.68/15,348,165.38 = 6,160,496.90/x - Step 3: Cross multiply
11,122,349.68x = 15,348,165.38 × 6,160,496.90 - Step 4: Simplify right side
11,122,349.68x = 94,552,325,244,177.33 - Step 5: Solve for x
x = 94,552,325,244,177.33/11,122,349.68 - Step 6: Final answer
x = 8,501,110.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.