Finding the Fourth Proportional to 12,647,652.96, 18,971,415.99 and 3,063,031.23
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Solution
The fourth proportional to 12,647,652.96, 18,971,415.99 and 3,063,031.23 is: 4,594,531.48
Step by Step Solution
- Step 1: Write the proportion equation
12,647,652.96 : 18,971,415.99 = 3,063,031.23 : x - Step 2: Convert to fraction form
12,647,652.96/18,971,415.99 = 3,063,031.23/x - Step 3: Cross multiply
12,647,652.96x = 18,971,415.99 × 3,063,031.23 - Step 4: Simplify right side
12,647,652.96x = 58,110,039,654,691.36 - Step 5: Solve for x
x = 58,110,039,654,691.36/12,647,652.96 - Step 6: Final answer
x = 4,594,531.48
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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.