Finding the Fourth Proportional to 16,135,818.63, 22,267,429.70 and 8,892,474.63
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Solution
The fourth proportional to 16,135,818.63, 22,267,429.70 and 8,892,474.63 is: 12,271,614.98
Step by Step Solution
- Step 1: Write the proportion equation
16,135,818.63 : 22,267,429.70 = 8,892,474.63 : x - Step 2: Convert to fraction form
16,135,818.63/22,267,429.70 = 8,892,474.63/x - Step 3: Cross multiply
16,135,818.63x = 22,267,429.70 × 8,892,474.63 - Step 4: Simplify right side
16,135,818.63x = 198,012,553,682,558.53 - Step 5: Solve for x
x = 198,012,553,682,558.53/16,135,818.63 - Step 6: Final answer
x = 12,271,614.98
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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.