Finding the Fourth Proportional to 10,925,841.26, 15,077,608.36 and 6,031,020.53
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Solution
The fourth proportional to 10,925,841.26, 15,077,608.36 and 6,031,020.53 is: 8,322,779.31
Step by Step Solution
- Step 1: Write the proportion equation
10,925,841.26 : 15,077,608.36 = 6,031,020.53 : x - Step 2: Convert to fraction form
10,925,841.26/15,077,608.36 = 6,031,020.53/x - Step 3: Cross multiply
10,925,841.26x = 15,077,608.36 × 6,031,020.53 - Step 4: Simplify right side
10,925,841.26x = 90,933,365,562,459.62 - Step 5: Solve for x
x = 90,933,365,562,459.62/10,925,841.26 - Step 6: Final answer
x = 8,322,779.31
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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.