Finding the Fourth Proportional to 16,107,545.66, 22,228,416.29 and 8,864,201.66
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Solution
The fourth proportional to 16,107,545.66, 22,228,416.29 and 8,864,201.66 is: 12,232,600.09
Step by Step Solution
- Step 1: Write the proportion equation
16,107,545.66 : 22,228,416.29 = 8,864,201.66 : x - Step 2: Convert to fraction form
16,107,545.66/22,228,416.29 = 8,864,201.66/x - Step 3: Cross multiply
16,107,545.66x = 22,228,416.29 × 8,864,201.66 - Step 4: Simplify right side
16,107,545.66x = 197,037,164,488,007.47 - Step 5: Solve for x
x = 197,037,164,488,007.47/16,107,545.66 - Step 6: Final answer
x = 12,232,600.09
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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.