Finding the Fourth Proportional to 7,853,795.15, 11,779,380.52 and 2,174,593.55
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Solution
The fourth proportional to 7,853,795.15, 11,779,380.52 and 2,174,593.55 is: 3,261,526.99
Step by Step Solution
- Step 1: Write the proportion equation
7,853,795.15 : 11,779,380.52 = 2,174,593.55 : x - Step 2: Convert to fraction form
7,853,795.15/11,779,380.52 = 2,174,593.55/x - Step 3: Cross multiply
7,853,795.15x = 11,779,380.52 × 2,174,593.55 - Step 4: Simplify right side
7,853,795.15x = 25,615,364,837,454.26 - Step 5: Solve for x
x = 25,615,364,837,454.26/7,853,795.15 - Step 6: Final answer
x = 3,261,526.99
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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.