Finding the Fourth Proportional to 16,107,824.97, 22,228,802.08 and 8,864,480.97
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Solution
The fourth proportional to 16,107,824.97, 22,228,802.08 and 8,864,480.97 is: 12,232,985.73
Step by Step Solution
- Step 1: Write the proportion equation
16,107,824.97 : 22,228,802.08 = 8,864,480.97 : x - Step 2: Convert to fraction form
16,107,824.97/22,228,802.08 = 8,864,480.97/x - Step 3: Cross multiply
16,107,824.97x = 22,228,802.08 × 8,864,480.97 - Step 4: Simplify right side
16,107,824.97x = 197,046,793,001,895.25 - Step 5: Solve for x
x = 197,046,793,001,895.25/16,107,824.97 - Step 6: Final answer
x = 12,232,985.73
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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.