Finding the Fourth Proportional to 73,507,921.80, 110,261,882.70 and 32,586,964.80
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Solution
The fourth proportional to 73,507,921.80, 110,261,882.70 and 32,586,964.80 is: 48,880,447.20
Step by Step Solution
- Step 1: Write the proportion equation
73,507,921.80 : 110,261,882.70 = 32,586,964.80 : x - Step 2: Convert to fraction form
73,507,921.80/110,261,882.70 = 32,586,964.80/x - Step 3: Cross multiply
73,507,921.80x = 110,261,882.70 × 32,586,964.80 - Step 4: Simplify right side
73,507,921.80x = 3,593,100,090,326,629 - Step 5: Solve for x
x = 3,593,100,090,326,629/73,507,921.80 - Step 6: Final answer
x = 48,880,447.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.