Finding the Fourth Proportional to 8,775,496.80, 13,157,996.40 and 4,523,968.80
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Solution
The fourth proportional to 8,775,496.80, 13,157,996.40 and 4,523,968.80 is: 6,783,247.32
Step by Step Solution
- Step 1: Write the proportion equation
8,775,496.80 : 13,157,996.40 = 4,523,968.80 : x - Step 2: Convert to fraction form
8,775,496.80/13,157,996.40 = 4,523,968.80/x - Step 3: Cross multiply
8,775,496.80x = 13,157,996.40 × 4,523,968.80 - Step 4: Simplify right side
8,775,496.80x = 59,526,365,184,112.32 - Step 5: Solve for x
x = 59,526,365,184,112.32/8,775,496.80 - Step 6: Final answer
x = 6,783,247.32
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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.