Finding the Fourth Proportional to 9,562,262.97, 13,195,537.97 and 5,211,255.63
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Solution
The fourth proportional to 9,562,262.97, 13,195,537.97 and 5,211,255.63 is: 7,191,322.99
Step by Step Solution
- Step 1: Write the proportion equation
9,562,262.97 : 13,195,537.97 = 5,211,255.63 : x - Step 2: Convert to fraction form
9,562,262.97/13,195,537.97 = 5,211,255.63/x - Step 3: Cross multiply
9,562,262.97x = 13,195,537.97 × 5,211,255.63 - Step 4: Simplify right side
9,562,262.97x = 68,765,321,510,984.99 - Step 5: Solve for x
x = 68,765,321,510,984.99/9,562,262.97 - Step 6: Final answer
x = 7,191,322.99
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1.5x scale
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.