Finding the Fourth Proportional to 12,750,452.06, 19,125,885.69 and 3,652,514.29
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Solution
The fourth proportional to 12,750,452.06, 19,125,885.69 and 3,652,514.29 is: 5,478,830.90
Step by Step Solution
- Step 1: Write the proportion equation
12,750,452.06 : 19,125,885.69 = 3,652,514.29 : x - Step 2: Convert to fraction form
12,750,452.06/19,125,885.69 = 3,652,514.29/x - Step 3: Cross multiply
12,750,452.06x = 19,125,885.69 × 3,652,514.29 - Step 4: Simplify right side
12,750,452.06x = 69,857,570,791,631.52 - Step 5: Solve for x
x = 69,857,570,791,631.52/12,750,452.06 - Step 6: Final answer
x = 5,478,830.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.