Finding the Fourth Proportional to 16,215,364.17, 22,377,201.85 and 8,873,197.92
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Solution
The fourth proportional to 16,215,364.17, 22,377,201.85 and 8,873,197.92 is: 12,245,012.74
Step by Step Solution
- Step 1: Write the proportion equation
16,215,364.17 : 22,377,201.85 = 8,873,197.92 : x - Step 2: Convert to fraction form
16,215,364.17/22,377,201.85 = 8,873,197.92/x - Step 3: Cross multiply
16,215,364.17x = 22,377,201.85 × 8,873,197.92 - Step 4: Simplify right side
16,215,364.17x = 198,557,340,910,840.16 - Step 5: Solve for x
x = 198,557,340,910,840.16/16,215,364.17 - Step 6: Final answer
x = 12,245,012.74
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1.5x scale
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.