Finding the Fourth Proportional to 7,410,555.41, 10,227,640.46 and 4,270,208.09
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Solution
The fourth proportional to 7,410,555.41, 10,227,640.46 and 4,270,208.09 is: 5,893,506.03
Step by Step Solution
- Step 1: Write the proportion equation
7,410,555.41 : 10,227,640.46 = 4,270,208.09 : x - Step 2: Convert to fraction form
7,410,555.41/10,227,640.46 = 4,270,208.09/x - Step 3: Cross multiply
7,410,555.41x = 10,227,640.46 × 4,270,208.09 - Step 4: Simplify right side
7,410,555.41x = 43,674,152,961,414.08 - Step 5: Solve for x
x = 43,674,152,961,414.08/7,410,555.41 - Step 6: Final answer
x = 5,893,506.03
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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.