Finding the Fourth Proportional to 11,559,655.68, 15,952,452.48 and 6,403,096.32
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Solution
The fourth proportional to 11,559,655.68, 15,952,452.48 and 6,403,096.32 is: 8,836,343.62
Step by Step Solution
- Step 1: Write the proportion equation
11,559,655.68 : 15,952,452.48 = 6,403,096.32 : x - Step 2: Convert to fraction form
11,559,655.68/15,952,452.48 = 6,403,096.32/x - Step 3: Cross multiply
11,559,655.68x = 15,952,452.48 × 6,403,096.32 - Step 4: Simplify right side
11,559,655.68x = 102,145,089,769,662.88 - Step 5: Solve for x
x = 102,145,089,769,662.88/11,559,655.68 - Step 6: Final answer
x = 8,836,343.62
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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.