Finding the Fourth Proportional to 16,170,924.42, 22,315,760.16 and 8,828,757.32
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Solution
The fourth proportional to 16,170,924.42, 22,315,760.16 and 8,828,757.32 is: 12,183,622.02
Step by Step Solution
- Step 1: Write the proportion equation
16,170,924.42 : 22,315,760.16 = 8,828,757.32 : x - Step 2: Convert to fraction form
16,170,924.42/22,315,760.16 = 8,828,757.32/x - Step 3: Cross multiply
16,170,924.42x = 22,315,760.16 × 8,828,757.32 - Step 4: Simplify right side
16,170,924.42x = 197,020,430,863,964.38 - Step 5: Solve for x
x = 197,020,430,863,964.38/16,170,924.42 - Step 6: Final answer
x = 12,183,622.02
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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.