Finding the Fourth Proportional to 11,063,286.96, 15,257,189.88 and 7,583,682.48
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Solution
The fourth proportional to 11,063,286.96, 15,257,189.88 and 7,583,682.48 is: 10,458,526.84
Step by Step Solution
- Step 1: Write the proportion equation
11,063,286.96 : 15,257,189.88 = 7,583,682.48 : x - Step 2: Convert to fraction form
11,063,286.96/15,257,189.88 = 7,583,682.48/x - Step 3: Cross multiply
11,063,286.96x = 15,257,189.88 × 7,583,682.48 - Step 4: Simplify right side
11,063,286.96x = 115,705,683,586,989.31 - Step 5: Solve for x
x = 115,705,683,586,989.31/11,063,286.96 - Step 6: Final answer
x = 10,458,526.84
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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.