Finding the Fourth Proportional to 11,189,467.96, 15,441,442.96 and 6,294,693.56
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Solution
The fourth proportional to 11,189,467.96, 15,441,442.96 and 6,294,693.56 is: 8,686,664.27
Step by Step Solution
- Step 1: Write the proportion equation
11,189,467.96 : 15,441,442.96 = 6,294,693.56 : x - Step 2: Convert to fraction form
11,189,467.96/15,441,442.96 = 6,294,693.56/x - Step 3: Cross multiply
11,189,467.96x = 15,441,442.96 × 6,294,693.56 - Step 4: Simplify right side
11,189,467.96x = 97,199,151,557,419.34 - Step 5: Solve for x
x = 97,199,151,557,419.34/11,189,467.96 - Step 6: Final answer
x = 8,686,664.27
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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.