Finding the Fourth Proportional to 8,836,090.49, 12,193,877.70 and 4,968,577.82
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Solution
The fourth proportional to 8,836,090.49, 12,193,877.70 and 4,968,577.82 is: 6,856,678.34
Step by Step Solution
- Step 1: Write the proportion equation
8,836,090.49 : 12,193,877.70 = 4,968,577.82 : x - Step 2: Convert to fraction form
8,836,090.49/12,193,877.70 = 4,968,577.82/x - Step 3: Cross multiply
8,836,090.49x = 12,193,877.70 × 4,968,577.82 - Step 4: Simplify right side
8,836,090.49x = 60,586,230,219,043.23 - Step 5: Solve for x
x = 60,586,230,219,043.23/8,836,090.49 - Step 6: Final answer
x = 6,856,678.34
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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.