Finding the Fourth Proportional to 9,740,224.26, 13,441,905.63 and 5,389,239.78
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Solution
The fourth proportional to 9,740,224.26, 13,441,905.63 and 5,389,239.78 is: 7,437,370.09
Step by Step Solution
- Step 1: Write the proportion equation
9,740,224.26 : 13,441,905.63 = 5,389,239.78 : x - Step 2: Convert to fraction form
9,740,224.26/13,441,905.63 = 5,389,239.78/x - Step 3: Cross multiply
9,740,224.26x = 13,441,905.63 × 5,389,239.78 - Step 4: Simplify right side
9,740,224.26x = 72,441,652,540,201.97 - Step 5: Solve for x
x = 72,441,652,540,201.97/9,740,224.26 - Step 6: Final answer
x = 7,437,370.09
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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.