Finding the Fourth Proportional to 12,048,782.26, 16,626,853.18 and 6,542,031.08
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Solution
The fourth proportional to 12,048,782.26, 16,626,853.18 and 6,542,031.08 is: 9,027,749.68
Step by Step Solution
- Step 1: Write the proportion equation
12,048,782.26 : 16,626,853.18 = 6,542,031.08 : x - Step 2: Convert to fraction form
12,048,782.26/16,626,853.18 = 6,542,031.08/x - Step 3: Cross multiply
12,048,782.26x = 16,626,853.18 × 6,542,031.08 - Step 4: Simplify right side
12,048,782.26x = 108,773,390,241,544.20 - Step 5: Solve for x
x = 108,773,390,241,544.20/12,048,782.26 - Step 6: Final answer
x = 9,027,749.68
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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.