Finding the Fourth Proportional to 11,135,847.48, 15,368,548.14 and 6,241,900.92
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Solution
The fourth proportional to 11,135,847.48, 15,368,548.14 and 6,241,900.92 is: 8,614,427.86
Step by Step Solution
- Step 1: Write the proportion equation
11,135,847.48 : 15,368,548.14 = 6,241,900.92 : x - Step 2: Convert to fraction form
11,135,847.48/15,368,548.14 = 6,241,900.92/x - Step 3: Cross multiply
11,135,847.48x = 15,368,548.14 × 6,241,900.92 - Step 4: Simplify right side
11,135,847.48x = 95,928,954,774,130.30 - Step 5: Solve for x
x = 95,928,954,774,130.30/11,135,847.48 - Step 6: Final answer
x = 8,614,427.86
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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.