Finding the Fourth Proportional to 16,293,124.60, 24,455,433.30 and 8,215,221.40
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Solution
The fourth proportional to 16,293,124.60, 24,455,433.30 and 8,215,221.40 is: 12,330,771.66
Step by Step Solution
- Step 1: Write the proportion equation
16,293,124.60 : 24,455,433.30 = 8,215,221.40 : x - Step 2: Convert to fraction form
16,293,124.60/24,455,433.30 = 8,215,221.40/x - Step 3: Cross multiply
16,293,124.60x = 24,455,433.30 × 8,215,221.40 - Step 4: Simplify right side
16,293,124.60x = 200,906,798,992,432.62 - Step 5: Solve for x
x = 200,906,798,992,432.62/16,293,124.60 - Step 6: Final answer
x = 12,330,771.66
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1.5x scale
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.