Finding the Fourth Proportional to 16,157,201.82, 22,296,159.92 and 8,814,598.08
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Solution
The fourth proportional to 16,157,201.82, 22,296,159.92 and 8,814,598.08 is: 12,163,720.59
Step by Step Solution
- Step 1: Write the proportion equation
16,157,201.82 : 22,296,159.92 = 8,814,598.08 : x - Step 2: Convert to fraction form
16,157,201.82/22,296,159.92 = 8,814,598.08/x - Step 3: Cross multiply
16,157,201.82x = 22,296,159.92 × 8,814,598.08 - Step 4: Simplify right side
16,157,201.82x = 196,531,688,422,204.97 - Step 5: Solve for x
x = 196,531,688,422,204.97/16,157,201.82 - Step 6: Final answer
x = 12,163,720.59
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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.