Finding the Fourth Proportional to 16,071,772.80, 24,107,659.20 and 5,434,204.80
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Solution
The fourth proportional to 16,071,772.80, 24,107,659.20 and 5,434,204.80 is: 8,151,307.20
Step by Step Solution
- Step 1: Write the proportion equation
16,071,772.80 : 24,107,659.20 = 5,434,204.80 : x - Step 2: Convert to fraction form
16,071,772.80/24,107,659.20 = 5,434,204.80/x - Step 3: Cross multiply
16,071,772.80x = 24,107,659.20 × 5,434,204.80 - Step 4: Simplify right side
16,071,772.80x = 131,005,957,341,404.16 - Step 5: Solve for x
x = 131,005,957,341,404.16/16,071,772.80 - Step 6: Final answer
x = 8,151,307.20
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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.