Finding the Fourth Proportional to 16,197,427.26, 22,352,447.88 and 8,855,258.46
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Solution
The fourth proportional to 16,197,427.26, 22,352,447.88 and 8,855,258.46 is: 12,220,255.72
Step by Step Solution
- Step 1: Write the proportion equation
16,197,427.26 : 22,352,447.88 = 8,855,258.46 : x - Step 2: Convert to fraction form
16,197,427.26/22,352,447.88 = 8,855,258.46/x - Step 3: Cross multiply
16,197,427.26x = 22,352,447.88 × 8,855,258.46 - Step 4: Simplify right side
16,197,427.26x = 197,936,703,191,079.06 - Step 5: Solve for x
x = 197,936,703,191,079.06/16,197,427.26 - Step 6: Final answer
x = 12,220,255.72
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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.