Finding the Fourth Proportional to 16,173,005.10, 22,318,577.91 and 8,830,816.80
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Solution
The fourth proportional to 16,173,005.10, 22,318,577.91 and 8,830,816.80 is: 12,186,434.84
Step by Step Solution
- Step 1: Write the proportion equation
16,173,005.10 : 22,318,577.91 = 8,830,816.80 : x - Step 2: Convert to fraction form
16,173,005.10/22,318,577.91 = 8,830,816.80/x - Step 3: Cross multiply
16,173,005.10x = 22,318,577.91 × 8,830,816.80 - Step 4: Simplify right side
16,173,005.10x = 197,091,272,759,736.91 - Step 5: Solve for x
x = 197,091,272,759,736.91/16,173,005.10 - Step 6: Final answer
x = 12,186,434.84
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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.