Finding the Fourth Proportional to 16,590,511.80, 24,885,767.70 and 4,623,247.80
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Solution
The fourth proportional to 16,590,511.80, 24,885,767.70 and 4,623,247.80 is: 6,934,871.70
Step by Step Solution
- Step 1: Write the proportion equation
16,590,511.80 : 24,885,767.70 = 4,623,247.80 : x - Step 2: Convert to fraction form
16,590,511.80/24,885,767.70 = 4,623,247.80/x - Step 3: Cross multiply
16,590,511.80x = 24,885,767.70 × 4,623,247.80 - Step 4: Simplify right side
16,590,511.80x = 115,053,070,770,336.05 - Step 5: Solve for x
x = 115,053,070,770,336.05/16,590,511.80 - Step 6: Final answer
x = 6,934,871.70
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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.