Finding the Fourth Proportional to 9,659,858.48, 13,330,760.22 and 5,529,873.02
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Solution
The fourth proportional to 9,659,858.48, 13,330,760.22 and 5,529,873.02 is: 7,631,313.80
Step by Step Solution
- Step 1: Write the proportion equation
9,659,858.48 : 13,330,760.22 = 5,529,873.02 : x - Step 2: Convert to fraction form
9,659,858.48/13,330,760.22 = 5,529,873.02/x - Step 3: Cross multiply
9,659,858.48x = 13,330,760.22 × 5,529,873.02 - Step 4: Simplify right side
9,659,858.48x = 73,717,411,276,667.27 - Step 5: Solve for x
x = 73,717,411,276,667.27/9,659,858.48 - Step 6: Final answer
x = 7,631,313.80
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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.