Finding the Fourth Proportional to 16,056,906.40, 22,158,552.74 and 8,714,739.62
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Solution
The fourth proportional to 16,056,906.40, 22,158,552.74 and 8,714,739.62 is: 12,026,352.56
Step by Step Solution
- Step 1: Write the proportion equation
16,056,906.40 : 22,158,552.74 = 8,714,739.62 : x - Step 2: Convert to fraction form
16,056,906.40/22,158,552.74 = 8,714,739.62/x - Step 3: Cross multiply
16,056,906.40x = 22,158,552.74 × 8,714,739.62 - Step 4: Simplify right side
16,056,906.40x = 193,106,017,330,771.09 - Step 5: Solve for x
x = 193,106,017,330,771.09/16,056,906.40 - Step 6: Final answer
x = 12,026,352.56
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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.