Finding the Fourth Proportional to 80,022,286.14, 110,430,867.29 and 43,352,857.14
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Solution
The fourth proportional to 80,022,286.14, 110,430,867.29 and 43,352,857.14 is: 59,827,003.75
Step by Step Solution
- Step 1: Write the proportion equation
80,022,286.14 : 110,430,867.29 = 43,352,857.14 : x - Step 2: Convert to fraction form
80,022,286.14/110,430,867.29 = 43,352,857.14/x - Step 3: Cross multiply
80,022,286.14x = 110,430,867.29 × 43,352,857.14 - Step 4: Simplify right side
80,022,286.14x = 4,787,493,613,252,905 - Step 5: Solve for x
x = 4,787,493,613,252,905/80,022,286.14 - Step 6: Final answer
x = 59,827,003.75
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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.