Finding the Fourth Proportional to 16,239,157.83, 22,410,055.35 and 8,796,837.33
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Solution
The fourth proportional to 16,239,157.83, 22,410,055.35 and 8,796,837.33 is: 12,139,645.02
Step by Step Solution
- Step 1: Write the proportion equation
16,239,157.83 : 22,410,055.35 = 8,796,837.33 : x - Step 2: Convert to fraction form
16,239,157.83/22,410,055.35 = 8,796,837.33/x - Step 3: Cross multiply
16,239,157.83x = 22,410,055.35 × 8,796,837.33 - Step 4: Simplify right side
16,239,157.83x = 197,137,611,470,246.22 - Step 5: Solve for x
x = 197,137,611,470,246.22/16,239,157.83 - Step 6: Final answer
x = 12,139,645.02
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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.