Finding the Fourth Proportional to 7,602,503.97, 10,491,716.52 and 4,164,744.09
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Solution
The fourth proportional to 7,602,503.97, 10,491,716.52 and 4,164,744.09 is: 5,747,489.85
Step by Step Solution
- Step 1: Write the proportion equation
7,602,503.97 : 10,491,716.52 = 4,164,744.09 : x - Step 2: Convert to fraction form
7,602,503.97/10,491,716.52 = 4,164,744.09/x - Step 3: Cross multiply
7,602,503.97x = 10,491,716.52 × 4,164,744.09 - Step 4: Simplify right side
7,602,503.97x = 43,695,314,370,625.37 - Step 5: Solve for x
x = 43,695,314,370,625.37/7,602,503.97 - Step 6: Final answer
x = 5,747,489.85
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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.