Finding the Fourth Proportional to 15,507,388.26, 23,263,609.12 and 4,578,682.60
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Solution
The fourth proportional to 15,507,388.26, 23,263,609.12 and 4,578,682.60 is: 6,868,769.94
Step by Step Solution
- Step 1: Write the proportion equation
15,507,388.26 : 23,263,609.12 = 4,578,682.60 : x - Step 2: Convert to fraction form
15,507,388.26/23,263,609.12 = 4,578,682.60/x - Step 3: Cross multiply
15,507,388.26x = 23,263,609.12 × 4,578,682.60 - Step 4: Simplify right side
15,507,388.26x = 106,516,682,290,945.31 - Step 5: Solve for x
x = 106,516,682,290,945.31/15,507,388.26 - Step 6: Final answer
x = 6,868,769.94
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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.