Finding the Fourth Proportional to 7,994,896.16, 11,027,877.44 and 5,241,762.05
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Solution
The fourth proportional to 7,994,896.16, 11,027,877.44 and 5,241,762.05 is: 7,230,301.46
Step by Step Solution
- Step 1: Write the proportion equation
7,994,896.16 : 11,027,877.44 = 5,241,762.05 : x - Step 2: Convert to fraction form
7,994,896.16/11,027,877.44 = 5,241,762.05/x - Step 3: Cross multiply
7,994,896.16x = 11,027,877.44 × 5,241,762.05 - Step 4: Simplify right side
7,994,896.16x = 57,805,509,375,694.95 - Step 5: Solve for x
x = 57,805,509,375,694.95/7,994,896.16 - Step 6: Final answer
x = 7,230,301.46
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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.