Finding the Fourth Proportional to 9,639,232.12, 14,458,256.61 and 3,959,309.08
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Solution
The fourth proportional to 9,639,232.12, 14,458,256.61 and 3,959,309.08 is: 5,938,720.63
Step by Step Solution
- Step 1: Write the proportion equation
9,639,232.12 : 14,458,256.61 = 3,959,309.08 : x - Step 2: Convert to fraction form
9,639,232.12/14,458,256.61 = 3,959,309.08/x - Step 3: Cross multiply
9,639,232.12x = 14,458,256.61 × 3,959,309.08 - Step 4: Simplify right side
9,639,232.12x = 57,244,706,676,943.02 - Step 5: Solve for x
x = 57,244,706,676,943.02/9,639,232.12 - Step 6: Final answer
x = 5,938,720.63
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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.