Finding the Fourth Proportional to 16,142,878.05, 24,215,793.30 and 6,556,272.90
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Solution
The fourth proportional to 16,142,878.05, 24,215,793.30 and 6,556,272.90 is: 9,835,008.90
Step by Step Solution
- Step 1: Write the proportion equation
16,142,878.05 : 24,215,793.30 = 6,556,272.90 : x - Step 2: Convert to fraction form
16,142,878.05/24,215,793.30 = 6,556,272.90/x - Step 3: Cross multiply
16,142,878.05x = 24,215,793.30 × 6,556,272.90 - Step 4: Simplify right side
16,142,878.05x = 158,765,349,364,791.59 - Step 5: Solve for x
x = 158,765,349,364,791.59/16,142,878.05 - Step 6: Final answer
x = 9,835,008.90
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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.