Finding the Fourth Proportional to 7,393,133.26, 10,198,266.15 and 4,450,903.84
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Solution
The fourth proportional to 7,393,133.26, 10,198,266.15 and 4,450,903.84 is: 6,139,684.00
Step by Step Solution
- Step 1: Write the proportion equation
7,393,133.26 : 10,198,266.15 = 4,450,903.84 : x - Step 2: Convert to fraction form
7,393,133.26/10,198,266.15 = 4,450,903.84/x - Step 3: Cross multiply
7,393,133.26x = 10,198,266.15 × 4,450,903.84 - Step 4: Simplify right side
7,393,133.26x = 45,391,501,968,377.02 - Step 5: Solve for x
x = 45,391,501,968,377.02/7,393,133.26 - Step 6: Final answer
x = 6,139,684.00
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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.